2pc 1.25" Thick - UberTechnic 5x4.53" to 5x4.75" Wheel Adapters (CHANGES BOLT PATTERN) with 12x1.5 Studs/Nuts - for Buick Cadillac Chevrolet Chrysler Pontiac - 5x115 to 5x120.7 Spacers (32mm thick) [CHANGES BOLT PATTERN] These Adapter Spacers will only work for you if your vehicle is 5x115 or 5x4.5 bolt pattern AND your wheels are 5x120.65 or 5x4.75 bolt pattern. See description for other important information. [APPLICATIONS] Buick, Cadillac, Chevy, Chevrolet, Chrysler, & Pontiac vehicles with 5x115 or 5x4.5 Bolt Pattern and 12x1.5 Threaded Studs [SPECIFICATIONS] Pack of 2. 1.25" (32mm) Thickness | 70.3mm Hub Bore | 12x1.5 Threaded Studs/Nuts [BOLT PATTERN INFORMATION] 5x115 or 5x4.5 Vehicle Bolt Pattern | 5x120.65 or 5x4.75 Wheel Bolt Pattern [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.