|The Roto Grip UFO high performance bowling ball introduces the E.T. Core - Equalizer Technology which has built in "Equalizer Cavities" that take the place of past weight holes to create more mid-lane movement as well as continuation down the lane. The MicroTrax-S20 Solid Reactive coverstock compliments the core great by giving great traction on heavily oiled lanes. Colour: Deep Purple/Baby Blue/Neon Green. All colours do vary somewhat from the picture shown.
Core: E.T. = Equalizer Technology (14-16 lb)
Coverstock: MicroTrax-S20 Solid Reactive
Finish: 2000-grit Pad
RG: 2.52 (for 15 lb ball)
Differential: 0.054 (for 15 lb ball)
Recommended Lane Condition: Medium-Heavy to Heavy Oil
Hook Potential: High
Price is undrilled. Please select weight when ordering. Once you have ordered the ball if you want the ball custom drilling please go to the Custom Drilling section accessible from the Home page drop down menu (mobile and PC), the Shop Catalogue page or at the bottom of the side menu.