Mustang Extended Arm Wrap-Around Backrest For Harley Touring Your passenger will appreciate the additional comfort and protection provided by this Mustang Armrest during those long rides on your Harley-Davidson Touring model or Trike. The backrest's rubber washer mounting system eliminates the troublesome soft stock isolators. Arms feature thicker foam padding and are extended an extra 2 for added comfort. Features: Hand-sculpted design improves passenger seating posture and features extra padding in the backrest and arms Arms are extended 2 longer than stock Direct mounting using existing mounting holes Note: Fits King Tour-Pak only, will not fit Chopped Tour-Pak.