Hammer Extreme Envy Bowling Ball doorbuster This shape also provides the

This shape also provides the RG/Diff values that all bowlers demand by utilizing a smaller amount of space within the outer core

We started with the core shape

This ball exceeds expectations by producing more hook but with control and crushing continuation

Embroidered with NFL team logo

Hammer Extreme Envy Bowling Ball doorbuster This shape also provides theHammer Extreme Envy Bowling Ball Hammer has created the strongest Hammer bowling ball ever as the Extreme Envy Bowling Ball. It started with the new asymmetric Launcher core that is packed with impressive features. The Launcher core has both a flip block and our exclusive radial disc technology; these components move mass away from the center, creating an increased imbalance for a stronger reaction throughout the lane. Performance: Mid Performance