Driven Racing D-3 Grips Kit (1") (Red/Black) Driven Racing grips are a two-ply grip designed to reduce vibration, arm pump, and hand fatigue, all while adding a custom look to any bike. Made from an outer ply of PVC designed to stabilize the grip surface surrounding a second layer of Kraton gel to absorb vibration. The end result is a grip that is comfortable on long rides, track days, and for racing.Comfortable and attractive grips.Two-ply grip manufactured from PVC-coated Kraton gel with alloy collars.6061 billet collars and rings.Interchangeable assembly; aluminu