With FXR logo engraved black anodized aluminum adjustment plate on the rear. - Eliminates all associated axle adjustment problems with one easy to install kit - Axle block made of polished 304 stainless steel - Unique hash mark system for easy alignment of wheel, belt / chain - 3/8-24 stainless steel stud & high quality chrome nyloc nuts and washers. OEM replacement reference 41570-77, 41533-91T, 41573-84, 41112-79, 7725 / Fitment: 82-94 FXR & 2000 FXR; 80-99 FLT/Touring (NU)