Columbia 300 Authority Solid Bowling Ball bowling shoes The SPEC Solid Reactive coverstock

The SPEC Solid Reactive coverstock used on the Crux Prime is best used on heavier oil conditions and really shines when the lanes start to transition

Core: Quantum Mushroom high RG Asymmetric

It's tough

Silky smooth sock liner adds comfort & better fit

Columbia 300 Authority Solid Bowling Ball bowling shoes The SPEC Solid Reactive coverstockColumbia 300 Authority Solid Demand some authority on the lanes with the Columbia 300 Authority Solid high performance bowling ball. This features the ERT 2. 0 Solid coverstock and is paired with the Authority core. This ball compliments the original pearl Authority because it reacts earlier and stronger on heavier oil conditions. Color: Black Purple Lime All colors do vary somewhat from the picture shown Core: Authority (14 16#) Coverstock: ERT 2. 0