Tusk Adjustable Width Racing Axle. High performance racing axle giving you the choice of increasing the width. Forged from special chromoly hardened steel with a chrome plating finish.Axle nut wrenches available, for this axle use the 70mm and the 46mm. Axle nut wrenches available, for this axle use the 46/70mm. Adjustablity Raptor - 4 9/16" to 6 9/16" over stock width.