Mustang's adjustable Driver Backrest features chrome plating on all exposed hardware. The rider can move the pad 3" forward or back while still seated. Backrest features four snap-in height positions or it can be easily removed. Nylon friction washers and stop nuts allow it to fold forward as you get on. The backrests measure 12" wide by 7" high. Works with stock Harley or Mustang One-Piece Ultra seats. NOTE: Mustang's offset driver backrest post is not compatible with these driver backrest kits.