Why is Storm Spectre banned?
Why is Storm Spectre banned? On March 14th, 2022, USBC revoked the approval of the Storm Spectre Bowling Ball. The approval was revoked because the hardness on their test balls fell below 73D on the Shore D Hardness Scale which is the spec for hardness put in place by the USBC.
On March 14th, 2022, USBC revoked the approval of the Storm Spectre Bowling Ball. The approval was revoked because the hardness on their test balls fell below 73D on the Shore D Hardness Scale which is the spec for hardness put in place by the USBC.