The Power Products Hub Cap is the perfect way to protect your wheel from dust, dirt and contaminants. This classic baby moon-style hub cap is designed specifically to fit in 8.50" axles and is made of stainless steel construction for maximum durability. FleetPride is your First Click in Heavy Duty®. Material: Stainless Steel Fits: 8.50" Axles Studs: 8 ea 3/4” Studs Dimensions: Length: 8.70" Height: 2.60" Width: 8.75"