Rugged SBS synthetic zippers with knotted and silenced nylon cord pulls

The taper allows the o-ring to be installed

castle nut

providing the extra length you need to complete the job cleanly and ensure all your factory controls work just as they should

Chrome Solo Seat Bolt-On Spring Mounts for Harley-Davidson Swingarm Frames 1958 - 1985 Makes_Norton Rugged SBS synthetic zippers withThese chrome plated, bolt on solo seat spring mounts fit Harley Davidson Big Twin frames from 1958 through 1985. This includes Panhead, generator Shovelhead and cone Shovelhead powered motorcycles. These seat spring mounts conveniently fit over the threaded end of the shock studs (the heavy duty studs that hold the top of the shocks to the frame) and are held in place with the stock nuts. This gives a secure and tidy way to support the solo seat