Hammer Purple Pearl Urethane 78D Bowling Ball (16, Pounds) — Open-Box, 17% Off

PURPLE POWER, REBORN: The Purple Pearl Urethane 78D brings Hammer’s most iconic motion back with an edge. Built for competitive bowlers who demand control and confidence, this ball delivers the unmistakable urethane shape that defined a generation—now engineered to meet modern rule requirements without losing the attitude that made it legendary.

78D PEARL URETHANE COVER: The harder Purple Pearl Urethane 78D formulation maintains the smooth, controlled motion urethane is known for while complying with modern regulations. Combined with Hammer’s proven thick-shell technology, it produces the predictable read and lane control serious bowlers rely on.

SUPER LED CORE PERFORMANCE: Inside the Purple Pearl Urethane 78D is the all-new Super LED core, designed to dramatically increase differential and flare potential—more than doubling what traditional urethane cores offer. The result is stronger motion and improved continuation while still preserving the controlled urethane shape bowlers expect.

TRUE URETHANE FINISH: Finished with a 500 grit Siaair Micro Pad, the Purple Pearl Urethane 78D reads the lane early and delivers the smooth, reliable reaction urethane players trust for controlling the pocket on demanding patterns.

BUY WITH CONFIDENCE: The Purple Pearl Urethane 78D carries a 2-year Limited Manufacturer warranty.

They rewrote the rules, so time to change the game. Purple Pearl Urethane 78D by Hammer!