Track Kinetic Amethyst Bowling Ball SHSESTTSPK M This ball is ideal when

This ball is ideal when you need a straight ball

The Zenith Pearl has been created to combat lanes where you still need a powerful ball

Sleek synthetic upper

Colors: Grey/Green

these components move mass away from the center

Track Kinetic Amethyst Bowling Ball SHSESTTSPK M This ball is ideal whenTrack continues the popular Kinetic series in the Track Kinetic Amethyst. This ball features the modified Kinetic core which has a low RG, medium differential, and low mass bias. These components allow this ball to save its energy longer but use it quicker. Track has combined this core with the QR 6 Pearl coverstock which gives length with a quick reaction to friction. With a 500 1000 grit polished finish this ball is recommended for medium oil