Arlen Ness Fat Tire Billet Boot Covers For Harley Touring Arlen Ness's smooth fork boots are sure to dress up any bike. The fork boots are designed to be used with fat front wheels on factory front ends. By adding these to your bike you get a true bolt on application for fatter tires. Features Smooth fork boots feature a sculpted CNC-machined billet design with specially notched inside surfaces to allow the use of 18 x 5.5 fat front wheels on factory front ends When paired with Arlen Ness fat front fender designs, these fork boots provide a true bolt-on application for a 18 x 180 mm tire Designed to work with Arlen Ness and other aftermarket fat front fender designs Check clearances when installing with fat front wheel/fender applications