Check the item title for exact specs.
NIB 15# Storm Bionic Bowling Ball w/Specs of 15.2/3-3.5" Pin/3.25oz TW
NIB 15# Storm Alpha Crux Bowling Ball- 15.4/3.5-4" Pin/3.18oz TW
NIB 15# Storm Alpha Crux Bowling Ball- 15.3/3.5-4" Pin/3.62oz TW
NIB 15# Storm Concept Bowling Ball w/Specs of 15.3/3-3.5" Pin/3.35oz TW
NIB 15# Storm Bionic Bowling Ball w/Specs of 15.3/2.5-3" Pin/3.57oz TW
NIB 15# Storm Bionic Bowling Ball w/Specs of 15.2/3-3.5" Pin/2.21oz TW
