The backing plate mounts securely with low-profile stainless steel allen bolts (included)

tumbled stainless steel brackets come with EPDM rubber tubing

1973-up Big Twins and Sportsters

clean operation (splitter sold separately)

These motorcycle tail lights are perfect for that weld-on application

Solo Seat Bolt-On Spring Mounts - Black Outside Diameter_.563" The backing plate mounts securelyThese bolt on spring mounts can be mounted on a frame without having to weld. This kit contains the seat spring mounts, saddle washers, bolt and lock washer which are all black oxide coated so they blend in with your frame. This kit can be installed by drilling two 5 16 inch holes through your seat cross tube and bolting them in place with the included hardware. In addition to a very easy install, if you decide to change your seat style in the future