5x5 / 5x127 to 5x150 US Wheel Adapters 1 inch Thick 1/2x20 Studs 71.5 Bore x 4 GMC Wheel Bolt Pattern = 5x139

Wheel Bolt Pattern  = 5x139

Wheel Bolt Pattern  = 5x500

Adapter Lug Holes = Small for 10mm or 3/8" vehicle studs - conical seat

does not fit GM hubs before 1988

Part #  =  USA-4130-5115D7-78

5x5 / 5x127 to 5x150 US Wheel Adapters 1 inch Thick 1/2x20 Studs 71.5 Bore x 4 GMC Wheel Bolt Pattern = 5x1395x5 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