Mini bowling balls, Urethane, UV glow-in-the-dark, non-marking, 120 mm diameter (4.7"), 2.65 pounds each. No finger holes. Packed 6 to a case. Designed to be used in the following mini bowling systems: Qubica AMF Highway 66, ThunderBowl, Mini Lane, Mendes Bowlingo, Pinworx Alley Trax, and others. |