Supreme Suspensions - (4pc) 2006-2010 Hummer H3 2" Wheel Spacers 6x5.5" (6x139.7mm) with M12x1.5 Studs [Black] FITMENT: 2006 - 2010 Hummer H3 (2wd + 4wd) CONTENTS: (4pc) Aerospace-Grade Billet Wheel Spacers with Precision-Machined Splined Studs, Installation Hardware, and Supreme Suspensions Pro Pack SPECIFICATIONS: 2 Inches Thick, 6x5.5" (6x139.7mm) Bolt Pattern, M12x1.5 Studs, 108mm Center Bore BENEFITS: Positions your wheels 2 inches outward to correct tire rubbing issues, increase cornering stability, and allow for a more impressive stance; pressed studs eliminate the risk of vibrations INSTALLATION: Easy bolt-on installation takes just minutes with standard hand tools