RockTrix for Precision European - 2pc 1" Thick HUBCENTRIC Wheel Adapters Spacers 5x4.5 to 5x5 (CHANGES BOLT PATTERN) 71.5mm bore, 1/2" Studs - for Jeep Cherokee Grand Cherokee Wrangler Liberty [CHANGES BOLT PATTERN] These Adapter Spacers will only work for you if your vehicle is 5x4.5" (5x114.3) bolt pattern AND your wheels are 5x5" (5x127) bolt pattern. See description for other important information. [SPECIFICATIONS] Pack of 2. 1.0" (25mm) Thickness | 71.5mm Hub Bore | 1/2"x20 Threaded Studs/Nuts [BOLT PATTERN INFORMATION] 5x4.5" (5x114.3) Vehicle Bolt Pattern | 5x5" (5x127) Wheel Bolt Pattern [HUBCENTRIC DESIGN] Ensures exceptional wheel balance and eliminates chance of vibration. The 71.5mm bore ensures a tight fit on the hub. And the 71.5mm wheelcentric lip functions as an extension of the hub. [MANUFACTURING] CNC Machined to exact specifications from Aerospace Billet Aluminum. Undergoes anodizing process to prevent corrision. Includes pre-installed heat treated 10.9 grade studs.