The CrampBuster provides a way for comfortable throttle control & dramatically reduces the wrist fatigue often caused by long rides. The CrampBuster will rotate forward all day long. Yet when downward pressure is applied by your hand, the throttle is regulated effortlessly & accurately without squeezing.
Fits: H-D & other motorcycles with 1 Bars. Use 6258 & 6254 on grips with 1-7/16 to1-3/4 outside diameter. Suggested use of 6258 or 6254 with all Küryakyn Grips