Hammer Black Widow Revolution Bowling Ball

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R stands for Revolution. This ball is aggressive with it's Lethal Dose cover and then combine it with popular Gas Mask core to provide awesome movement on the backend that carries through the pins. Reaction: Strong mid-lane with massive backend.
LineHammer
ColorBlue/Red/Silver
CoverstockLethal Dose
CoreGas Mask 2-piece Asymmetrical
RG2.50
Differential0.060
Intermediate Diffn/a
Factory finish2000 Grit Abralon with Factory Finish
Weights14 thru 16lbs
Cleared USBCYes