controlled motion or sharp

Dimensions - 10” W x 17” D x 20” H

yet it easily gets through

In addition to its main features

Roll Up with Confidence

Storm Concept Bowling Ball Select Weight:16 lbs. controlled motion or sharpStorm Concept Bowling Ball The SPI LAB Series introduces the Concept, our next innovative release that reverses the narrative on how core cover combinations are developed for challenging patterns. The ARC Cover has the highest coefficient of friction (COF) values and is right at the USBC limit on oil absorption time. With the Concept, the coverstock acts as both the engine and the tires, while the Radius Weight Block behaves as the traction control,