All chromed, including the hardware Axle shaft is machined from heat-treated Chromoly steel, triple step chrome-plated, then machine polished and ground to a finish size tolerance of -.0005" Packaged complete with a fully-chromed hardware kit Axles are 25mm OD Kit includes a chrome plated axle, chrome nut, chrome flat washer and chrome lock washer Replaces OEM 41545-07