5x5 / 5x127 to 5x150 US Wheel Adapters 1 inch Thick 1/2x20 Studs 71.5 Bore x 4 GMC does not fit GM hubs

does not fit GM hubs before 1988

Wheel Bolt Pattern  = 5x139

Wheel Lug Nuts 14x2 Open End Bulge Conical Tapered Seat 14 x 2 Lugnuts x 24 pcs

Factory lug nuts are often too big to recess in an adapter so they may need to be replaced

3 to 5x108 / 5x4

5x5 / 5x127 to 5x150 US Wheel Adapters 1 inch Thick 1/2x20 Studs 71.5 Bore x 4 GMC does not fit GM hubs5x5 5x127 to 5x150 Wheel Adapters 1 inch Thick 1 2x20 Stud 71. 5 Bore x 4 5x5 5x127 to 5x150 US Wheel Adapters 1 inch Thick 1 2x20 Studs 71. 5 Bore x 4 NOTICE!! This is a built to order item listed as No Return. Disregard any mention of return later in this listing. If you buy the wrong item for whatever reason, you wreck your car, your wheels get stolen, someone told you the wrong measurement, bought 2 thinking it was 4, found a better price Whatever