4pc Black Forged 6x5 to 6x5.5 Wheel Adapters, 2 Inch Thick, with M12x1.5 Studs, 78.1mm Bore, Compatible with Chevy-GMC 6 Lug 6x127 Vehicle Converted to 6x139.7 Rims for SSR, Trailblazer, Envoy

["CONVERT BOLT PATTERN: Converts a 6x127mm bolt pattern wheel to a 6x139.7mm bolt pattern vehicle. Give your vehicle that aggressive stance, eliminate rubbing, mount a larger wheel or tire, clear breaks or struts. They also increase your vehicles handling performance due to adding trek and width to your stance."]