Polyurethane Riser Stud Bushing Kit for Harley-Davidson Springer FXSTS models - HC-06-1056 This kit will keep your bars from moving around so much when turning by replacing the rubber handlebar riser bushings with poly bushings. Kit includes poly bushings, riser studs, mounting bolts, billet inserts and riser studs. Fits Harley-Davidson FXSTS, FXSTSB Springer models