Stainless steel Available as hidden steering stop for models with loose steering head cups as well as for models with cast bearing cups Hidden stops are available as bottom cup only and as a set that includes top and bottom cup This product can be used with Model Part# Harley-Davidson XL All SSBCHD-1 Harley-Davidson FXD All SSBCHD-1 Harley-Davidson FXR All SSBCHD-1 Harley-Davidson Softail All SSBCHD-2 Harley-Davidson Duo Glide All SSBCHD-2 Harley-Davidson Rigid All SSBCHD-2