Top off your ride with a set of NRA Spent Brass Tire Valve Stem Caps! Remanufactured from genuine, once-fired .40 caliber brass, each stem cover offers a subtle, yet distinctive symbol of your firearm fixation. These universal caps will fit any standard American tire valves on cars, trucks, RV’s, trailers, motorcycles, and even bicycles! Dimensions: .875”L x .40” Diameter. Made in USA.