Roto Grip Halo Bowling Ball

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Roto Grip Halo Bowling Ball Color: Coal/Fushsia/Skyy Blue Coverstock: MicroTrax-S18 Weight Block: Centrum Core Factory Finish: 2000-grit Pad Flare Potential: High Radius of Gyration (RG): 16lbs - 2.49; 15lbs - 2.49; 14lbs - 2.54 Differential (Diff): 16lbs - 0.050; 15lbs - 0.050; 14lbs - 0.050 Intermediate Differential (Diff): 16lbs - 0.018; 15lbs - 0.018; 14lbs - 0.015 Fragrance: N/A Additional product information: Core Using a "cube like" shape as a starting point, additions and subtractions were made from there. The key being the radial disc shape added to the middle body of the core to increase the rotation/continuation of the core once in motion. This part took countless man hours and over 1 full year in development to become a reality. Cover The MicroTrax-S18 formulation was first introduced on the IDOL™. This coverstock continues to be tested by our R&D team to ensure we haven't missed anything. To date, this blend still stands as the strongest solid coverstock formulation Roto Grip has ever introduced. Condition This ball was created to destroy and conquer the heaviest of conditions. By pairing the new super strong Centrum asymmetrical core with our strongest traction coverstock to date, the new HALO is a bowling ball revelation that is second to none. If you liked the original Hyper Cell™ or the original No Rules™, then this ball is for you! Think that same type of motion ONLY STRONGER!
LineHalo
ColorCoal/Fushsia/Skyy Blue
CoverstockMicroTrax-S18
CoreCentrum Core
RG2.490
Differential0.050
Intermediate Diff0.018
Factory finish2000-grit Pad
Weights12-16
Cleared USBCYes

20 Reviews

  • Rotogripskitt159

    Posted by Rotogripskitt159 on Dec 7th 2018

    Here today to do a ball review on the Roto Grip Halo.In todays bowling world were always looking for more hook and roll in those longer and heavier volume patterns,and i have to say roto grip has just done that.Halo is the most hook i have had in my bag in very long time.I was really impressed when the no rules came out,then after that ball roto grip really didnt have anything that strong in there line intill the halo.Halo is amazing im able to use this ball on pretty much and long patter with those heavier volume.I did leave it out of the box to use and see how the surface would changed does shine up pretty quick lol,but when it does just hit it with a abaron pad and your good to go.For sure a great ball for alot of bowlers with all types of styles out there,also more for bowlers needing that extra help with to much ball speed and not alot hand,also big fan in the colour choice very great looking ball and love the name.

  • onefrombills

    Posted by onefrombills on Dec 3rd 2018

    Roto Grip Halo Coverstock: MicroTrax-S18­™ Solid Weight Block: Centrum™ Core Factory Finish:2000-grit Pad Radius of Gyration: 2.49 Differential: 0.050 PSA Differential: 0.018 Durometer: 73-75 Rex D-scale Flare Potential: High Weights: 12-16 lbs. Product Line: HP4 The HALO is the is the newest ball in the HP4 line. The HALO is A strong ball that out of the box comes with a 2000 grit finish. I found that grit to be perfect for the fresh. As the carry down becomes apparent you can move left and zones and still keep this ball in play. This was a really fun ball to test and see how far I can get left and bang on it. For the league bowler, this will be a great piece for a league ball and for the tournament player this ball is a must. Looking for a strong ball for the fresh, give the HALO a look. BOWLER STYLE: RH - Stroker Rev Rate: 320 - 350 Ball Speed: 15-16 PAP: 4 7/8 right 5/8 up. Storm - Roto Grip - VISE - Logo Infusion Staff Member Brian Hirsch

  • fjcallahan

    Posted by fjcallahan on Dec 3rd 2018

    The Halo is the top of the food chain for RotoGrip. If you need to hook it, this is your new ball. I wanted to write this review a few months ago but, I've had some family situations that put the breaks on a lot of things...anyway. I don't typically like asymm, big cover bowling balls. I track and tilt a bit high and can have some quit happen down lane...I was surprised how much energy was left for the backend, it was crazy how hard of a response this beast makes. I drilled a handful up for some customers with varying styles and all agreed on being impressed with the angle of the Halo. Compared to the NORules Exist, the Halo has a different feel all together, the NRE is strong but more controllable where the Halo digs in and gets it! I can see where both balls could have a place in your bag for some heavier volumes or on the famous wet/dry house shots. Give this rock a go! Great release from Chris and the Grips!!!! #SquadRG

  • RyanDPatterson30

    Posted by RyanDPatterson30 on Nov 30th 2018

    55x4x45 Definitely the first ball out of my bag. I've never had an issue with this ball not being able to hook. This ball is versatile with the drilling I put in it as it allows me to smooth out the back end but as I move left it still continues through the pins. I compare this ball to my Alpha Crux.

  • tommygn

    Posted by tommygn on Nov 30th 2018

    The Halo has been added to the HP4 line of bowling balls from Roto Grip. Halo uses the same solid MicroTrax S-18 cover as was used on the Idol. The Halo comes from the factory with a 2000 grit abralon finish, which is well suited for medium-heavy to heavy volume lane conditions, depending on the particular bowlers rev rate and ball speed. The Halo has a new weight block called Centrum core. The numbers in 15lb Halo's are 2.49 Rg, 0.050 Diff with a 0.018 PSA diff. I used a lower Rg layout on my Halo (3 x 5.5 x 2). I am able to get my intended layout to match how I want my ball to perform on the lanes by using Storm's VLS layout method. Please visit Storm's youtube page, as they have done a great job at putting together 3 different videos explaining how each number works to affect ball motion, and when changing those variables, you get different reaction shapes on the lane and motion through the pins. Getting back to the Halo; I chose this layout as I wanted a ball that rolled more controllable off the spot (on higher volume, flatter conditions), without hooking too soon. Basically, when urethane just doesn't have enough read of the oil. Placing the pin at 3" keeps the weight block in a somewhat unstable position (3 ⅜" from PAP being most unstable) as I still wanted the ball to flare because of using on higher volumes of oil. Using the 5.5" PSA placement, makes for a longer transition or slower spin time to the preferred spin axis. This keeps the weight block from getting to the PSA too quickly. The 2" pin buffer placement, is a good inbetween placement, staying away from being too angular (shorter distance from VAL) or too even (longer distance from VAL). With this layout, the Halo has been very good for me in tournament conditions that are as I described above. The Halo doesn't transition too soon and leave flat seven pins, nor is it too angular off the spot,which allows for a wider pocket when they are tough. Comparing the Halo to my No Rules (same layout but with an X hole), the Halo goes a little longer and has a smoother transition shape. I like the Halo for its intended purpose. This isn't a layout I would look to use very often on a house shot, unless it was a shorter length, higher volume pattern. Moving forward with the USBC's new balance hole rule, it's a very good idea to make sure to "measure twice, cut once", as it relates to the layout, because the pro shop operator won't be able to mask a slightly missed drill, with a balance hole. Surface is the biggest factor in how fast the ball slows down, but layout will dictate the shape the ball makes through the pins for each different bowler. Thank you for taking the time to read my review of the Roto Grip Halo. Own IT!

  • caseyccg

    Posted by caseyccg on Nov 28th 2018

    Orientation: Right Handed Rev Rate: 375 RPM Speed: 16-17 MPH PAP: 4 5/8 straight across Location: Enterprise Park Lanes, Springfield MO Pattern: High Volume THS Layout: 45, 5 ¼, 70 LOVE the Halo. Idol cover with a brand new Asym core. The Halo catches more midlane than the Idol and continues through the pins much more. On a higher volume pattern I had to play almost 5-7 boards deeper with my feet. If you like the Idol, but wanted more hook in the mids and continuation on the back, then the Halo is the ball to get!

  • ITZPS

    Posted by ITZPS on Nov 26th 2018

    The Halo is exactly what you expect it to be, it's the Idol cover with an asym core. That gives it that predictable and consistent Nano feel for me, and puts it right between the No Rules and No Rules Exist in terms of just about everything. It's not as continuous as the Idol is, it's earlier and a bit slower on the backend, but it's a bit more muscle for when the Idol just doesn't start up early enough. For a full and detailed review: https://www.youtube.com/watch?v=LEQsIXUzD4g&t=37s

  • bowlstorm3

    Posted by bowlstorm3 on Nov 25th 2018

    The most recent release in Roto Grip's HP4 line is the Halo. The Halo has the MicroTrax-S18 solid cover found on the Idol paired with the Centrum asymmetrical core. I waited until our MatchMaker to throw the Halo a few times just to get a feel. My home house has high usage, older synthetic lanes that tend to hook early causing some pretty poor carry at times. After seeing my reaction, my sales rep recommended going with a 4 x 6 x 3 layout (pin in the ring finger, mass slightly left of the thumb) to give it a chance. This is a much different layout than my two Idols but I could immediately see some Idol characteristics due to the cover. For me, the difference is on the back part of the lane where the Halo isn't angular. Instead, with this layout, I see a more rounded, predicable backend motion. Personally, I need a pattern with some volume and length to throw the Halo. From what I have witnessed thus far, if you struggle to create ball motion due to higher ball speed or lower rev rate, the Halo is a great all around choice. Chris Freeland Storm Amateur Staff www.stormbowling.com www.rotogrip.com Bowler Info: PAP 4 5/16 x 1/4 up, Speed 16-17, Rev Rate 400

  • CooperMathewson

    Posted by CooperMathewson on Nov 18th 2018

    Roto Grip Halo ***Centrum Core*** ***2000-grit MicroTrax-S18 Coverstock*** Set up with a strong overall layout for me, 55x4x45 My hope for this release was to take the spot of the strongest solid in my arsenal. I was looking for something that could help me early on heavy oil conditions, something I didn't have at the time...so far, so good with the Halo. Strong, late-midlane motion. I can use this when most others are looking for something to battle through the oil. I was considering the CodeX or Sure Lock for this spot in my arsenal but after seeing what the Halo can do, I think I am all set. ***I have also seen the versatility the Halo has--as far as cover changes go. I drilled one for a teammate that liked the ball so much that we drilled a 2nd. Slight adjustment to the layout, 4000 grit cover, and polish---how he goes from one Halo to the next throughout the night*** #RotoGrip #OwnIt

  • Roto_Roller

    Posted by Roto_Roller on Nov 9th 2018

    Weight: 14 lbs. Pin Length: 3-1/2-4" Drilling: 40 x 4 x 25 Pattern Length: 40 ft. Pattern Volume: Medium Pattern Type: THS Right Handed The HALO has the MicroTrax-S18, solid cover stock, first introduced on the popular Roto Grip Idol ball, wrapped around the asymmetrical Centrum Core. The box finish is 2000 grit, but can be polished or sanded to give several different looks. The color is a mix of coal, fuchsia, and sky blue. I have used the HALO on a 39 ft., and 40 ft. house/tournament pattern. I found it to be a little early starting up on the 39 ft. pattern, but still continued strong through the pins when i migrated in to 3rd arrow and picked up more head oil. Box finish gave me a good look starting out on the 40 ft, medium volume tournament pattern for a couple games. I was then able to ball down to the IDOL during transition. I changed the surface to 4000 grit and polished it. This gave me a great look on the 39 ft. medium volume house pattern. It got down the lane better for me, and really faced up strong to the pocket, with very little deflection. It saved so much energy with the polish, it gave me a backend angle that, as a lower rev player, i cannot usually create myself, translating to better carry. This is an awesome piece of equipment that hits very hard, and can give you earlier or later roll by experimenting with surface changes. It is a good replacement for my Sure Lock, with a little earlier startup. It's earned a regular spot in my arsenal these days. Carol Teel Roto Grip Amateur Staff Member

  • StoRoto2013

    Posted by StoRoto2013 on Oct 25th 2018

    The RotoGrip Halo is the newest addition to HP4 line of bowling balls. The combination of the Micro Trax-S18 coverstock and the Asymmetrical Centrum Core provides ultimate Performance on the slickest of lane conditions. The layout that I used on the Halo is pin over the fingers with the Mass Bias near the thumb with no extra hole. I have a low rev rate around 300, ball speed around 15 mph, right handed and my axis point is 5 5/8 over and ¾ up. I threw the Halo on a couple house patterns and the Halo did not disappoint. Strong throughout the lane with an aggressive move on the backend. This is not a go long ball and flip but get after it from foul line to pins type of motion. The Halo being aggressive early and often made me follow the pattern left as it broke down. Surprisingly, the Halo still motored through the pins but my angles were becoming very drastic. The Hyper Cell Fused would have been a good go to ball in this situation. Overall the Halo is a monster among men!

  • ct9pinking

    Posted by ct9pinking on Oct 19th 2018

    Halo The Micro Trax-S18 Solid Reactive Cover stock is combined with the New Centrum Core. The Halo is stronger than the Idol in the front part of the lane, much stronger than the Hyper Cell Fused on the back part of the lane. This ball is perfect for heavier volume shot's that are longer in length. I had to put a tiny bit of shine on mine so it could get a little further down the lane before it made its move. The Halo is a great Asymmetrical ball and a perfect addition to the HP4 line. To boot, a very sharp color scheme to go along with sharp backend reaction. Bowler Info: PAP 4 9/16 x 1 3/16 up; Ball Speed 18mph; Rev Rate 620 RPM #rotogrip #squadrg Keith DeMaine Storm/Roto Grip Amateur Staff Connecticut State & County HOF www.stormbowling.com www.rotogrip.com

  • cmattingly

    Posted by cmattingly on Oct 12th 2018

    RotoGrip's Halo is a huge upgrade to the Idol. I compared this ball with 2 other high end Utah Releases, the SureLock and the CodeX. The SureLock labors to get down lane while the Halo is cleaner and more angular and continuous. Compared to the CodeX, the CodeX is cleaner than the Halo with a more rounded motion. The cover on the Halo is the same as the Idol, the MicroTrax-S18­™, which is very versatile and reacts well with surface or polish. The Idol was/is a huge success and the Halo will be as well. This one is a must... My only issue is that I had to knock the cover down a bit to get it through the heads of of my wood center. My layout for this ball and the balls that I compared it to is:60x5x70, pin down, p3 hole.

  • stormroto

    Posted by stormroto on Oct 7th 2018

    RG Halo review by Brian Watson The new addition to the Roto Grip HP line is the Halo. Solid coverstock with an Asymmetrical core. I drilled mine 4 x 6 x 2 pin up. I have from other staffers and bowlers that the Halo reminded them of the Storm Alpha Crux and a beefed up IDOL. I personally can see those motions in the Halo. The Halo is cleaner through the fronts than I expected with the solid coverstock. I compared the Halo to my Storm Lock and the Halo was at least 3-4 boards weaker for me. But for me the motion was very good midlane motion with a strong arcing motion at the breakpoint. The best thing I saw was how low it keeps the pins and the carry was very good. So if you like the IDOL and just need a little more ball strength the Halo is your ball. Brian Watson Storm Pro Shop Staff PAP - 3 5/8 up 1 1/4 Speed 16-17 Tilt - 17 RPM -400

  • PJ Haggerty

    Posted by PJ Haggerty on Oct 2nd 2018

    The newest addition to the HP4 line at Roto is the Halo. At first look, I immediately thought it was a replacement of the Hyper Cell, and I think it's a close replacement. It's a very strong, heavy rolling asymmetrical piece that multiple styles of players will love. I've drilled two so far and they will be in my bag everywhere I go. The first one I drilled is mapped out as 4 x 4 x 70 with some lane shine as the surface. I've only been able to use this one when there's a bunch of oil on the lane and I have to keep my angles in front of me. This will be the ball I used when we bowl on longer patterns or patterns where I really need a ball to read the front of the lane. The second one is mapped out as 6 x 5.5 x 70. This Halo is much more angular and stores a lot more energy than the first one I drilled. I've used this one when patterns break down and I need a big ball to create some angle. It gives me a very predictable, yet strong motion down lane that doesn't miss the spot. If you're missing a big, asymmetrical ball that can be used on multiple conditions, the Halo is your answer. #SquadRG

  • rodbowler75

    Posted by rodbowler75 on Sep 30th 2018

    I had a chance to drill the new Roto Grip Halo and this core and cove combination is really impressive! I used one of my favorite layouts 55 x 5.5 x 35 this layout is clean in the fronts and still allows me to see a strong change of directions down lane. This is a benchmark ball in my bag just when i think i need to put it down i move a few boards left and it still makes it back. If you need a ball for heavy oil this is an excellent choice to add to your bag.

  • bigmikecraig

    Posted by bigmikecraig on Sep 22nd 2018

    My stats: 16.5 mph ball speed, 285-315 rev rate, up the back type release with a high track. To summarize, medium speed - forward roll type of release with moderate revs. I put the HALO at 50 x 4 x 35. This layout ended up with close to 2 oz of side weight which now doesn't require a weight hole as of August 1, 2018. Initial thoughts are this is a strong ball. I have noticed that it doesn't quit in the back of the lane. I have gotten a chance to use it in a couple of places. When the HALO is in play, it is outstanding. Very continuous on the back of the lane. I did notice for my game, the HALO does not grab immediately coming out of the skid. It still transitions well and doesn't have that big early grab. I have thrown it on sport and house. On house I can bank it off the puddle in the middle pretty well, but when it is time to put it away, the HALO starts leaving 9 pins and 4 pins. You can only 3 and 1 left so many times before you get too big of an angle. The HALO also hits very well on lighter hits. All I have to do is line up to get a piece of the headpin and the HALO does the work. Compared to the IDOL which it shares the cover with, the HALO is a lot more ball. I have tried to ball down to the IDOL and that is not the move as the IDOL is still a lot of cover also. I have been dropping to the INTENSE FIRE next instead. This should be the straighter/tweener ball of the year. It seems like it takes the 2-8-10 out of play on many longer conditions.

  • fazzone22

    Posted by fazzone22 on Sep 14th 2018

    This ball FLAT OUT HOOKS! After throwing the Roto Grip Idol earlier in the year, I thought to myself, wow, this ball hooks. Now a few months later, the new Halo from Roto Grip hooks even more. I drilled mine with a 5 x 5.5 x 1 layout putting the pin high above my fingers. I choose to go with this layout because I was worried about the super strong cover and core burning up too early. The Halo will easily give you 6 to 8 boards more than the Idol. This will easily make the Roto Grip Halo your first option on long patterns. If you are looking for a ball that loves oil, look no further than the new Halo from Roto Grip!

  • StormAndrew

    Posted by StormAndrew on Sep 6th 2018

    The newest addition to the HP4 line welcomes the Halo which is strong asymmetrical solid bowling ball finished at 2000 grit. If you were a fan of the No Rules and Hyper Cell lines you will be a fan of this ball. The new core (Centrum) inside the Halo was inspired from it's predecessors (No Rules & Hyper Cell). The coverstock features the same surface as was seen in the Idol (MicroTrax - S18). The layout placed on this ball is 75x4x80 and is pin down. Since majority of my other asymmetrical solids are pin up I wanted to see a different shape on fresh oil conditions; in particular sport conditions. I did test this ball on a house shot and as you can see from the video I tested different parts of the lane with different speed and angles and the ball responded very well to these adjustments. I was able to move left, slow my ball speed down and have it come back and kick the corners. I was, also, able to get right and throw it harder up the track area. I was very impressed with the different parts of the lanes I could play with this ball. I could easily see how much earlier this ball rolled for me and that's in particular to the layout that was placed on it. The Halo read a lot sooner than all my other current and prior solid asymmetrical bowling balls which is something I was looking for. If your looking for a ball to handle heavy oil the Halo will be a great selection to add to your arsenal. Disclaimer: I did test this ball on a pretty burnt up house shot. They're were quite a few games prior to shooting this video. Personally, it wouldn't be the ideal time to throw this strong/heavy rolling piece of equipment during this lane environment/transition. I believe when you see the Winner video, which was filmed after the Halo, you'll see much better shapes on that given lane environment. Video: https://youtu.be/CfcIqQv54Sg

  • mwischmann

    Posted by mwischmann on Sep 5th 2018

    First of all, I love this ball! The Halo hooks a ton for me and still has drive through the pins which I can't find with the higher end solids. I tried the Halo on a few different patterns and found for me I needed to start in between the 3rd and 4th arrow but started moving left pretty quickly on the house and some challenge patterns. I really like how versatile this ball really is. I even tried playing over the 6th arrow just to see how this thing rolls and I was shocked how it didn't lose its drive or roll out early. I usually don't play that deep with a solid but with every ball you need to find that breaking point to see how far is to far. I strongly feel that this is a must get in the bag for those who need an aggressive ball.