Longneck V2.1 Lock-On GripsThe new design utiliizes our v2.1 Single-Clamp locking system which delivers simple installation and 100% slip-free performance.The outer end of the grips have been designed to be easier on your hands with soft material around the entire end of the grip and are reinforced with harder plastic to prevent grip blowouts. The iconic rib pattern remains unchanged with soft flexible ribs providing excellent vibration dampening and easy to gripE-bike Compatible Design.