Every manufacturer uses it. The Concept doesn’t start with the core. It starts with the cover. It behaves like urethane on short patterns and demanding conditions. It doesn’t carry oil down the lane the way urethane does.
NEW - NIB 15lb Storm " CONCEPT " - Bowling Ball - NEW
Storm Revenant bowling ball 15 LB. 1ST QUAL new ball in the box #022
Storm Trend Bowling ball 16 LB 1ST QUAL new ball in the box #052
