The original ergonomic grip. The Ergon GP1 Lock-On Handlebar Grips sets the worldwide standard in ergonomic comfort, materials, and quality. The GP1 eliminates numb hands, aching fingers, and tired forearms. The uniquely shaped grip body is 100% made from Germany, TÜV-certified rubber compounds of the purest quality – with infused Medical-grade white mineral oil for improved flexibility and durability. A forged aluminum clamp allows the grip to be adjusted for a perfect fit, can be easily readjusted, and eliminates twisting once installed.