Supersprox Bolt Kits Are your sprocket bolts looking a bit worn? Not wanting to come off easily anymore? Then you should replace them with the NEW Supersprox Sprocket Bolt set! Don't risk a broken wheel because of a ten dollar bolt fix! Made from grade 12.9 steel, chromed surface give a cool anticorrosion sparkle. Uses M8 socket head wrench to help easy installation and removal. With blue Loctite and a Nyloc nut for double security against loosening. Buy it now!