United Pacific 10351CB Chrome Spike Hubcap Nut Cover For 1999-2018 Chevy & GMC 2500 & 3500 - Push-on (Color Box of 32). Quality molded plastic with beautiful long lasting chrome plating. Sized to fit the twist-on simulated lug nut (GM #9597158) on OE steel wheel hubcap. Also can be use on any 22mm hex bolt or nut. Convenience pack, includes 32 nut covers for 8-lug pattern wheels.