A plastic, snap on, protective wheel covering that snaps over all lugs that bolt the tire in place.
Some bumper pull Crossfire trailers used the black 6lug hub cover. (ALL OTHER TRAILERS WOULD HAVE THE SILVER)
6 lug – Measures 7.5″ in diameter
8 lug – Measures 8.5″ in diameter
***CAN BE USED ON OTHER TRAILER BRANDS