Roto Grip UFO Alert Bowling Ball

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Our obsession with helping players of all ages and styles conquer various lane conditions while abiding to forthcoming governing rules, led to the development and creation of the asymmetrical E.T.™ Core (Equalizer Technology Core) which features built in cavities in order to increase weight displacement after drilling without a balance hole to increase overall ball motion. Engineered For - Medium to Medium-Heavy Oil Conditions ET CORE E.T.™ Core = Equalizer Technology Core. This space aged creation was developed with built in cavities at the base of the inner block to emulate the use on an extra hole depending on how you drill it since balance holes are no longer legal in sanctioned competition. The premise of the lower RG and high differential naturally translates to more flare potential, but, add in these “equalizer cavities” and you have yourself built in increased dynamics after drilling.
LineUFO
ColorPurple Solid/Emerald/Teal
CoverstockeTrax Hybrid Reactive
CoreE.T. Asymmetrical Core
RG2.52
Differential0.054
Intermediate Diff0.016
Factory finish1500 grit Polished
Weights12 thru 16lbs
Cleared USBCYes

39 Reviews

  • Cooper Mathewson

    Posted by Cooper Mathewson on Oct 30th 2021

    Roto Grip UFO Alert Core: E.T. = Equalizer Technology Cover: e-Trax Hybrid Finish: 1500 Polish RG: 2.52 Differential: 0.054 The Roto Grip UFO Alert is a medium-heavy oil polished hybrid that gets down lane with ease and gives me a lot of room. It has been my go to ball the last few weeks in a heavier house shot league. I am coming back from a recent surgery and I am not as accurate as I usually am. The Alert is giving me miss room on both sides of my line, which is much needed right now. It is strong but controllable. For my style, the closest current Storm/Roto/900G comparison ball would be the Storm Incite. The Alert goes a touch longer and gives me a little more angle than the Incite. In my arsenal it falls between two of my current favorites, the Roto Grip RST X-1 and the Storm Phaze 3.

  • Tommy Gollick

    Posted by Tommy Gollick on Oct 29th 2021

    The UFO Alert is a hybrid version of the UFO released last year. The cover is called eTrax hybrid reactive and comes from factory 1500 grit polished. The Alert has the E.T. core with built in cavities that replicate using a balance hole. The undrilled numbers in 15lb bowling balls come to 2.52 Rg, 0.054 differential, and intermediate diff of 0.016. The purple solid/ emerald teal is a great looking color combination. I drilled the UFO ALert 4.5 X 3 x 4. This is the same layout I have on my Incite which too is a hybrid. The Alert has easy length with a very strong hard arch in the backend of the lane. This reaction is best suited for me when on blended patterns like USBC White, or patterns that don't have a huge ratio of oil to dry. The Alert can be very clean in the oil, and a little over responsive on the dry if the ratio is too high. Comparing the Alert to my Incite, the Alert is much easier through the heads, and responds to friction very aggressively for me. Putting a little surface (fresh 3000 abralon pad) can smooth out the responsiveness to friction some, but the ball still wants to retain speed better than the Incite. I'm guessing it's just the nature of the coverstock formula. To use the UFO Alert on the left side of the lane, I really need the right conditions for it to perform optimally. The left side of the lane beds just aren't as scratched up as much as the right side of the lane. Therefore, bowling balls that don't want to slow down and then respond strongly to friction, can be a bit too angular off the spot for my bowling style. I really would like to use the UFO Alert more, as many righties I see throwing it, it rolls fantastic. A second UFO Alert with a stronger drilling to help the ball get into the roll phase quicker, would be the trick for me to take advantage of this unique core concept. Thank you for taking the time to read my review of the UFO Alert.

  • Lonnie T Pemberton

    Posted by Lonnie T Pemberton on Oct 26th 2021

    LANE CONDITION Length:41 Volume:Medium Type (THS, Sport Pattern etc):THS COMMENTS Core: E.T. = Equalizer Technology Cover: e-Trax Hybrid Finish: 1500 Polish RG: 2.52 Differential: 0.054 Right-Handed Tweener Speed: 12-13 mph Rev Rate: 315 PAP: 4 7/8 Right 3/8 Up Ball Layout: 50 X 4 3/8 X 55 VLS 4 3/8 X 4 1/4 X 3 1/2 The UFO Alert is the second release to feature the ET Core. The core was designed to mimic a symmetric core after a balance hole was placed in it. The hybrid Etrax cover creates a new option to take advantage of the smooth predictable motion provided by the ET Core. The UFO Alert is sort of a benchmark ball in the high performance range. It definitely outhooks most balls that feature such a consistent rolling ball. In my opinion this ball is very unique at its performance level. The other balls with this kind of core/cover strength are either noticeably earlier or later rolling by comparison. This ball creates enough motion in fresh oil to be useable right away but is so continuous that you can stay with it through transition. I threw the UFO Alert on my home centers house shot this summer. There was alot of friction at the time so throwing a ball as strong as the Alert required me to be left on the fresh. Suprisingly, despite the midlane motion of the ball, i didn't have any carry issues until the 3rd game. To begin the Fall league season the center changed to a slicker oil, added volume and lengthened the pattern. This is where the UFO Alert really shined. This is easily one of my favorite balls to throw on longer patterns. Straighter angles on the fresh transitioning to a more left to right ball path without ever feeling like I'm losing either my reaction or my carry is pretty unique. I would recommend to anyone that they give this ball a try. It fits so many games and such a wide array of lane conditions that its a no brainer.

  • Chase Roloson

    Posted by Chase Roloson on Oct 24th 2021

    UFO Alert • High Performance • HP4 Coverstock • e-Trax Hybrid Reactive Finish • 3000 Grit Abralon Adjusted Core • E.T. Asymmetric R.G. • 2.52 Differential • 0.054 Int. Differential •.016 Layout • Pin Below Ring, Mass below Thumb Thoughts: My intent with this ball was to fit a gap between my HP4/Premier and my high end symmetric pieces, looking for a clean and round shape i could keep the pocket in front of me on tricky patterns. With the layout i used i seen a very clean and round controllable shape out of this piece. This ball allows me to square up and stay closer to the friction on cliffed patterns. For me it is not a every pattern ball but it sees its time on the tougher stuff. In comparison to a storm dark code, with this layout i saw the ball about 4 boards straighter with a strong controllable read in the midlane and a smooth arc on the back end. Chase Roloson Ko's Proshop Staff Roto Grip Proshop Staff #stromnation #squadrg #strikingworldwide

  • Rick Klimowicz

    Posted by Rick Klimowicz on Oct 23rd 2021

    UFO Alert • High Performance • HP4 Coverstock • e-Trax Hybrid Reactive Finish • 1500 Grit Abralon Core • E.T. Asymmetric R.G. • 2.52 Differential • 0.054 Int. Differential •.016 Layout • 45 x 4.25 x 35 Tester PAP = 4 ½ R x 3/8 D • Tester Axis Tilt = 12° •Testers Rev Rate = 325 Test Pattern = 42' THS • Modified, Kegel Stone Street Being new to the Roto Grip family this year, I am impressed at how competitively strong their bowling balls perform time and again. The UFO Alert is another excellent example! Built with the e-Trax Hybrid Cover and the E.T. Core, the UFO Alert is a clear choice for your arsenal. So, let's take a look at how the UFO Alert performs on a THS. The E.T. (Equalizer Technology) Core has some serious zest to it without being overbearing. As I looked up the ten board on a fresh THS, this core had a smooth motion in the mid-lane and a decisive turn in the backend. But, what really set the E.T. Core apart for me was its performance when entering the roll phase! Like in my review of the UC2, the E.T. Core stands up with authority and rolls through the pins with the inertia of a freight train going downhill! Then it hits and keeps on going! Even when I moved in and targeted 18 out to 7-8 down the lane, the E.T Core kept my slow rev rate hand in the game! I could count on it! The e-Trax Hybrid cover is an excellent blend for medium to heavy THS oil. The solid portion of this mixture allowed the ball to clear the heads quickly and read the mid-lane smoothly. The pearl portion of this hybrid mixture allowed me to get the ball down lane without it burning up, as you would see with a solid cover late in the night by leaving ten pins. I found tweaking the cover with 3000 grit Abralon handled better for my high-speed, low-rev hand as it eliminated effects from too much carry down. Further, as I moved inside, the surface change kept the UFO Alert in play for me through a whole night of highly skilled trios! This cover is a perfect and reliable cover under many conditions. My conclusion is that I highly recommend the UFO Alert for any higher-speed, lower-rev player. With its one-two punch of E.T. Core and e-Trax cover, the UFO Alert will deliver shot after shot and night after night. Further, I have found the UFO Alert to be a reliable and powerful ball after using it on a THS in many houses. I would suggest seeing your local pro shop operator today to have it ready for tonight's league! Rick Klimowicz Storm Products Pro Shop Staff Roll the Ball Pro shop Penndel, Pa

  • Anthony Wiegand

    Posted by Anthony Wiegand on Oct 21st 2021

    If you're looking for a big asym that you can move left with, look no further than the UFO Alert! This hybrid reactive coverstock fused with E.T. core makes this ball good on almost any condition. This ball finished at 1500grit polished allows players to start with this ball on the fresh and move deeper and deeper into the lane and watch this ball drive. This is going to be a piece in my bag for a while. Don't sleep on this ball and get to your local pro shop and to get one drilled!

  • Ron D'Ambrosio

    Posted by Ron D'Ambrosio on Oct 21st 2021

    Bowler Specs: Right Hand. PAP 4" Over 0 up Rev Rate 400, Average Tilt, low Axis Rotation. Speed at cameras 16.5 – 17 Layout: 4.5 x 4 x 2.5 (pin up) Review: The UFO Alert is a great first ball out of the bag on most medium lane conditions and when your big dull asyms are too strong but the pearls are skidding too long. This ball eats house shots alive! The eTrax Hybrid cover has 2 parts pearl and 1 part solid which helps the ball read the midlane more, blend the lane out and not over skid. The Alert is earlier than my Dark Code and RST X-2, but longer than the original UFO and 900 Global Reality. It has a smooth and continuous backend reaction, not snappy, so it will also work well on medium challenge or sport shots if you give the cover a little scuff. Ron D'Ambrosio Storm Amateur Staff #StormNation #SquadRG #900Global

  • Keith Cordy

    Posted by Keith Cordy on Oct 20th 2021

    Really enjoying the eTrax Hybrid cover. No over/under reaction just glides through the fronts, great midline read with power. Drilled mine to replace my 900G Volatility Torque which was too flippy and over/under. Specs are RG 2.52 Diff .054 MB .016. Best suited for heavy/medium volumes depending on your stats Used my favorite pin down layout 50x4 1/8x75 which gives me length with a strong response at the breakpoint. Same shape I get from my pin down OG Volatility (S86R Hybrid) just 3-4 boards less. Just a very predictable asymmetrical Can be my first ball on league night or great transition ball on medium patterns at tournaments. I would recommend this ball for anyone looking for a medium strong asymmetrical or if the were replacing a Hyper Cell Fused #StrikingWorldwide #SquadRG #StormNation #12inaRowProshop

  • David O'Sullivan

    Posted by David O'Sullivan on Oct 14th 2021

    Roto Grip UFO Alert Layout - 55 x 4.5 x 70 If the Hyper Cell Fused and Nuclear Cell had a kid it would be the UFO Alert! This is currently Utah's best high end Asymmetrical bowling ball! I believe it is the most user friendly and matches up to the most styles. It is clean like the Nuclear but stands up in the mid-lane like the Fused! I would say this is the smoothest and roundest ball shape we've seen in a while in this performance category which makes it usable on most any lane condition! Make sure you give this one some consideration!

  • Gil Barkman

    Posted by Gil Barkman on Oct 14th 2021

    Loving the Alert. The original UFO was a little to much ball for me so i was skeptical about this one but the Alert is a keeper. This Asymmetrical really gets down lane for me and has such a smooth predicable shape form me. 1500 e Trax cover is one of my favorites, This ball really holds its energy for a smooth shape and gets through the pins very well. On a house shot or a tourney bowler this ball is a must have

  • Chris Martinez

    Posted by Chris Martinez on Oct 13th 2021

    Roto Grip UFO Alert is an absolute winner! Bowlers Info: RH tweener, PAP 4-1/2 x 7/8 up, 365 RPM, 17* of Axis tilt, 60* of Axis Rotation Ball Layout: 40 x 5 x 50 Finish: OOB Roto Grip has reported another UFO landing and this one is a winner for sure! One of the biggest feedbacks I heard was that customers liked the original UFO but it was too big. The UFO Alert takes care of that with the eTrax Hybrid Reactive coverstock combined with the original E.T. Core. This core really keeps the pins low with great readable motion and continuation. For me, pin over bridge CG kicked just a smidge from the thumb. I did hit the surface slightly with 3000 for the ball to pick up the midlane a bit sooner, but this ball reads the front to back very very easily. For an asymmetric, this ball has a strong arch motion that's controllable, reads the midlane extremely well which is important on sport conditions. A great transition piece to have for tourneys but will also score well on typical house shots! Great colors, go check one out at your local pro shop today! Chris Martinez Storm Amateur Staff www.stormbowling.com

  • WIll Tefft

    Posted by WIll Tefft on Oct 5th 2021

    Ball Specs: Roto Grip UFO Alert 1500 e-Trax™ Hybrid Reactive Weight Block: E.T. Core™ (Asymmetrical) Color: Purple Solid/Emerald/Teal Review: First off the color of this ball is going to catch your eye right from the beginning. If the color doesn't get your head to turn the ball motion surly will. This ball is great for those people who love to move left and create and area on the lane that will allow them to swing the ball the lanes begin to transition. The UFO Alert offers a great step down from the original UFO making the perfect 1-2 punch. You will be hard pressed to find a more versatile Hybrid right now. Will Tefft Roto Grip Staff Member will@parklanes.net www.rotogrip.com #SquadRG

  • WIll Tefft

    Posted by WIll Tefft on Oct 5th 2021

    Ball Specs: Roto Grip UFO Alert 1500 e-Trax™ Hybrid Reactive Weight Block: E.T. Core™ (Asymmetrical) Color: Purple Solid/Emerald/Teal

  • Shaun Ciesielski

    Posted by Shaun Ciesielski on Oct 3rd 2021

    UFO ALERT The Roto Grip UFO Alert is the perfect compliment to the original UFO. I drilled this one 5.5x4x2. It gives me more length and a later backend reaction from its Hybrid pearl coverstock. Reads the midlane well but does not pick up early at all. This HP4 line ball is an asymmetric but isn't super snappy or overly strong like others such as the Nuclear cell. This was the same I felt with my UFO Solid, strong enough yet predictable and controllable. The UFO Alert just goes longer with the same smooth backend roll with the 5x4x2 drilling I have on it. It skids nicely through the fronts when there is oil like on fresh and delivers a smooth yet strong backend motion. Hitting Power is great like every Roto Grip Ball I've thrown. I found the best area on the lane was around 3rd arrow. Came off the spot smooth and not so snappy. Getting in deeper I saw the same, but it scores best straighter. My PAP is 5-1/8 and 1/8 up. Usually around 15-16mph, I'd probably be classified between a tweener and a cranker.

  • Mike LeViner

    Posted by Mike LeViner on Sep 28th 2021

    Layout: 55 x 4 5/8 x 35 The UFO Alert has the biggest backend of any high end ball in recent memory. I loved the UFO, though that ball was very smooth and even. The Alert is the opposite! The strong asymmetric core does provide some mid lane traction, but it really unleashes itself in the back part of the lane. That lends itself to tremendous hitting power when it is used on the correct lane conditions. To that end – the Alert should not be used on long, fresh lane conditions. It will be too erratic. Once the lanes break down just a bit and circling the lane becomes crucial, the Alert will be right at home. This ball looks especially amazing as well – the dark sparkly green and deep purple are very attractive.

  • Stanley Waite

    Posted by Stanley Waite on Sep 21st 2021

    UFO Alert - Ball Specs Cover Stock: eTrax Hybrid Reactive Finish: 1500 Grit Polished Core: Equalizer Technology Core Color: Purple Solid/Emerald/Teal RG: 2.52 Differential: 0.054 Intermediate Diff: 0.016 Review The Roto Grip high performance UFO Alert has the space aged Equalizer Technology Core and eTrax Hybrid Reactive cover stock. The UFO Alert stands up very well in the midlane with a strong arching playable backend motion. I tested this ball on a 44 feet typical house pattern with no issues playing right of the track area and left of 25. As a low to medium rev player this ball will be great on house patterns and medium oil tournament patterns. This is a great ball for all levels of bowlers. Order one from your local pro shop today! My ball review videos are posted on YouTube channel Stanley Waite. Stanley Waite 900 Global Staff Member Dover, DE

  • Kyle & Joel Johnson, Roto Grip Staff

    Posted by Kyle & Joel Johnson, Roto Grip Staff on Sep 17th 2021

    Ball Specs: Roto Grip UFO Alert 1500 e-Trax™ Hybrid Reactive Weight Block: E.T. Core™ (Asymmetrical) Color: Purple Solid/Emerald/Teal Review: The UFO line contains a very underrated core in our opinion. The continuous motion that is created is incredible. This line favors those with higher ball speeds or lower rev rates looking for something that is going to keep energy down lane and really pack a punch. If you are seeing heavier volumes or love to move left and create some area then this ball will also suit you perfectly. This ball is pretty comparable to the Storm Phase 3 as a first out of bag and will also serve as a perfect step down to the UFO or Gravity Evolve. P.S. if you have not seen a picture of this core please do so ASAP it is an eye catcher and the technology behind it is remarkable! Kyle & Joel Johnson Roto Grip Pro Shop Staff Members joel@parklanes.net kyle@parklanes.net www.rotogrip.com #SquadRG

  • RICHARD H MITCHELL

    Posted by RICHARD H MITCHELL on Sep 5th 2021

    Roto Grip UFO Alert Coverstock: e-TRAX Hybrid Reactive Weight Block: E.T. Core Finish: 1500-grit polished Layout: 4.5 x 5 x 2 Testing on a 43ft THS with recent changes to the amount of reverse oil to help calm down the early hook that the center's lane panels have, I found the UFO Alert getting further down the lane then the Dark Code and Roto Grip UC2 I compared it with to see where it will fit in my bag for the upcoming bowling season in that center. I have struggled to score there the past year and half because the pattern hooked so early and strong for me, my ball speed was down to 13.5 mph and my rev rate was still around 475. So I really struggled to combat that and tried drilling a little of everything from Tropical Storms - yes - OLD SCHOOL Tropicals, Idols, IQ's, stronger stuff like Nuclear Cells and similar stronger ASYMS. With the UFO Alert with the coaching assistance of Hank Boomershine, was able to increase ball speed to close to 17 off the lane again and found the UFO and Rubicon were not strong enough down the lane. With the UFO Alert with a stronger layout then what I have been using, the UFO Alert held up from the first shot down the lane to the last shot over 50 minutes later of practice on the same lane. As the pattern broke down I found it better to move LEFT - instead of the natural progression for left handers like me to move right and move my eyes and mark further down the lane to control the back end. I struck more than I deserved with the UFO Alert. Cannot wait to start league in this center with the UFO Alert the first ball on the rack

  • Casey Mattingly

    Posted by Casey Mattingly on Sep 2nd 2021

    This ball has pleasantly surprised me. I drilled this one with a weaker than normal layout. (5" pin down) After the fact I was worried that I had turned this ball into a Rubicon UC2...boy was I wrong! While making this ball cleaner through the middle, I did make it stronger down lane, but the strength of the cover and core combination does not make it too angular. It also doesn't make this ball miss the spot either. I am loving this ball on my 5 person team league, because it doesn't read the transition too hard. On my trios league it allows me to stay on top of it a bit longer before I have to chase it in. This thing is SO fun to throw! Dual Angle Layout: 50x5x65 VLS: 5x4.5x3.75 Balls that are currently in the bag: Zen- 50x4.25x65 Zen Master- 50x4.75x30 Dark Code- 50x4.25x65

  • Dave Klaas

    Posted by Dave Klaas on Aug 31st 2021

    35 x 5 x 60 on the layout Axis point is 4 7/16 over and 3/8 up. Revrate in the upper 300s, ball speed between 15 and 16 mph. I typically like to start at 15 on a typical house shot and migrate in from there. Initial reaction...this ball is a very pretty one! My favorite color is green so the sparkles on this one are really eye catching. Hopefully, I get to watch those translate to strikes! On to the review: I never had the original UFO but from what I know about it, that core is on the larger side. The big cores are usually pretty rolly for me so my hope with the layout was to get the ball to be clean through the front part of the lane and then tumble once it reaches the end of the pattern. That is exactly what this ball does. Over the summer, we bowled in a sport pattern league and this ball got a lot of play on a variety of patterns (most notably, this year's US Open pattern). For me, it allowed EASY length with a slower response to friction (mostly due to layout) and was really great for the transition on most of these patterns. I would say this is approximately 2-3 total boards of overall hook more than my Rubicon UC2 with a more round downlane shape. If you need a piece that will allow you to navigate transition with ease, this is certainly the one for you. Put holes in one today!

  • Tony Marino

    Posted by Tony Marino on Aug 30th 2021

    UFO Alert: The UFO Alert features the eTrax hybrid cover and the Equalizer Technology asymmetric core. The numbers on the Equalizer Technology are 2.52 RG, .054 diff and a .016 intermediate diff. Mine is drilled 4.5" x 5.25" with a 2" pin buffer. Because of the slightly higher RG on this core and the hybrid cover I wanted to take advantage of the down lane shape in the UFO Alert. My first impression is that the UFO Alert is stronger than I thought it was going to be. I was expecting the ball to read farther down the lane than it did initially, but it is the perfect complement to the RST X-1 and X-2. I found that it fits right in between them nicely. For me, the UFO Alert offers a strong, medium-fast response shape without reading too early.

  • Roto Grip UFO Alert review by Mike Craig

    Posted by Roto Grip UFO Alert review by Mike Craig on Aug 26th 2021

    I drilled the UFO ALERT up 35 x 4 x 50. I have lightly touched up the surface with 2000 abr lightly. This was to duplicate a ball that I enjoyed quite a bit which was the HYPER CELL FUSED. The cover on the ALERT is the same as the FUSED so I thought this would be a good way to start on this one. The UFO ALERT is a good hard arcing reaction that should be a staple in tournament bags. Not too flippy at the spot but reliable motion that is not hard to control. Compared to my DARK CODE, the ALERT blends out the oil a little smoother. The DARK CODE is sharp off the spot and at times is sideways if my speed is on the slow side. The ALERT rolls thru it and would just stand up and half-ten where the DARK CODE didn't lay off and left designer splits. Now when the ALERT is standing up and going forward a little too much, that is the signal to move to something like the DARK CODE or RUBICON UC2 which get more length naturally being pearls. Touching the surface with the 2000 pad did make it more controllable. I also tried my RST-X2 in the same spot and the ALERT was much earlier compared to the X2. The X2 is another pearl that has strong motion when the lanes have dried out a little too much for the ALERT to keep online. Drill the UFO ALERT when you want that slightly earlier than a pearl motion but your solids are setting up or going forward just a touch too quickly.

  • Casey Murphy

    Posted by Casey Murphy on Aug 24th 2021

    Orientation: Right Handed Rev Rate: 400 RPM Speed: 16-17 MPH PAP: 4 ½ over and ½ up Location: Enterprise Park Lanes, Springfield MO Pattern: High Volume THS VLS Layout: Layout 2: 4 ½ x 4 x 4 1/8 (pin below bridge) The UFO Alert is the ULTIMATE blend ball. It's super crazy smooth. I sorta liked the UFO when I could throw it, but it was mostly too strong. The UFO Alert is much much cleaner but never really jerks off the spot. That's the great thing about Hybrids, they're cleaner in the front than solids, but they don't jerk down lane like a pearl. Mine is pin down and I feel like I can throw it all block as long as there's enough friction. The first thing I noticed was the smooth but defined backend every single shot. It's not ever going to boomerang back like a stronger pearl will, but it will reduce the over under you're going to see on a pattern. The UFO Alert is a great high performance hybrid Asym!

  • Glenn Wendel

    Posted by Glenn Wendel on Aug 22nd 2021

    Roto Grip UFO Alert Ball Specs: Cover stock Etrax Hybrid Reactive Asymmetric Core Color – Purple/ Emerald /Teal Finish 1500-grit Polished Bowler Specs: Right Hand. PAP 5" Over 1/2 up Rev Rate 300. Tilt 20. Rotation 50. Speed at cameras 15.5 Review: The Roto Grip UFO Alert is very clean enough through the front with a nice angular move at the back. The UFO Alert is nothing like the original UFO. The Original was early and had more of an arch shape while this one is almost a skid flip reaction. My worry is most bowlers will overlook this very good ball because of the popularity of the Dark Code which released at the same time. Roto has produced an Asymmetric ball that does not read too early with a nice tame mass bias. This ball is a bit weaker than my Dark Code but stronger than my Burner Pearl. The angle on the back part of the lane helps recovery and provides nice carry. The Alert is another ball that does not need to be drilled strong to provide a strong motion. We are actually using weaker drill patterns more and more unless a bowler will be encountering heavy or flat patterns or is speed dominate. Summary: The UFO Alert is clean through the fronts with pop on the back. The entry angle and hit are very good. Weaker Layouts seem to work well on this ball. Video Link: https://youtu.be/ZmZNbXv6XHM Glenn Wendel PBA Member Storm Pro Shop Staff gwendel@comcast.net www.stormbowling.com

  • Rodney Gilmore

    Posted by Rodney Gilmore on Aug 18th 2021

    UFO Alert eTrax Hybrid 1500 Polished RG: 2:52 Differential: 0.054 PSA: 0.016 Drilling: 60 x 3 ¾ x 35 The new UFO Alert by Roto grip is here! I never got to throw the UFO but drilled several new it was one of the strongest balls on the market. The UFO is no exception. With the eTrax hybrid cover this all is a bit smoother and cleaner. For me it stores a bit more energy and has a lot of backend. I found I can move in and get a different shape this is a ball you can play just about anywhere with any style. I took the cover down to 2000 and really fits my game. If you're looking for a new strong ball asym hybrid that can cover a verity of conditions and need a strong ball you should take a good look at the UFO Alert.