16" Rv, Truck, Motorhome, Van Stainless Steel Wheel Covers - Set of Four www.rvwheel.com 16" Polish Stainless Steel Wheel covers www.rvwheel.com These wheelcovers have STEEL LUGCOVERS, not Plastic All 4 covers are the same and are convex. Free UPS Shipping within US Continental States Snaps on like hubcaps - has retention clips on entire back side-All 4 hubcaps same front and rear