Hammer Black Widow Urethane Bowling Ball Review
The Black Widow Urethane is Lethal… First Impressions The Black Widow Urethane is one of if not the strongest urethane ball on the market. This ball can find its place into many bowlers’ bags. Our Tester: Justin Kleinspehn (Righty) Style: High Rev RPM: 475 rpm PAP: 5 & 1 1/4 up Average Speed: 19.5 mph … Continue reading Hammer Black Widow Urethane Bowling Ball Review