Arlen NESS Fat Tire Fork Boot Cover - Black Anodized - Smooth377691965 Product Description Features notched inside surfaces to allow direct bolt on fitment of 18 x 5. 5 wide fat front fenders and wheel kits on touring models Universal design accepts all aftermarket fat wide front fender kits Fork boots will work with factory and aftermarket fork legs CNC machined from billet aluminum Notes Check clearances when installing with fat front wheel fender applications.