Weight Block: Inverted Fe2 Technology Symmetrical Core

600D and Dobby materials

Coverstock: Semtex Solid

Motiv Limited Edition Revolt Uprising Bowling Ball

Interchangeable Sole and Heel

Hammer Spawn Bowling Ball SHSBTRY XL Weight Block: Inverted Fe2 TechnologyHammer Spawn Bowling Ball The Hammer Spawn was built for the competitive bowler who demands a strong asymmetrical ball that is reliable when lane conditions change. Where many aggressive solids start to lose control once the pattern breaks down, Spawn is built to hold readability, continuity, and versatility even deeper into blocks. The HK22C Solid coverstock coupled with more stable asymmetric core dynamics, Spawn delivers strong midlane traction