|The Track Proof high performance bowling ball possibly has the strongest core in this ball category to date. It is paired with the Prime Response solid coverstock and is best used on medium to heavy oil conditions. This bowling ball is strong in the mid-lane giving great traction while saving enough energy for a continuous motion on the back-end. It never wants to quit, Colour: Black/Grey Solid. All colours do vary somewhat from the picture shown.
Coverstock: Prime Response Solid Reactive
Finish: 500, 2000 Siaair Micro Pad
RG: 2.519 (15 lb ball)
Differential: 0.052 (15 lb ball)
Recommended Lane Condition: Medium to Heavy oil
Reaction: Strong mid-lane and continuation
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 (PC or mobile), the Shop Catalogue page or at the bottom of the side menu.