76MM 75A 9-BALLS/(4)Style: 76TS75-4ColorType: YellowDiameter: 76mmDurometer: 75aHub: Center SetEdge: Round LipContact Patch: 38mmDescription/Style: Round edges for a predicable slide. Thinner contact patch for more drawn out slides with a predictable release point with a longer wheel life. Racer?s choice for straight line courses.