MOTION PRO THROTTLE KIT REV-3-KAW 01-2950Slim REV3 throttle housing allows more room for lever clearance and adjustment to throttle housing position, Innovative reel changing system lets you tailor the throttle rate to your preference and riding conditions, Cable boot keeps dirt and dust out for reliable and smooth operation, Five different reels provide perfect throttle response for any condition: Use smaller reels for slower throttle rate and larger reels for faster throttle rate; included