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 3/4" OD Kit replaces front axle on 1973-77 Sportster and FX models with single disk front ends Kit includes a chrome plated axle, chrome nut, chrome flat washer and chrome lock washer Replaces OEM 43871-73