1.5 Lug Wheel Adapters Kits: Thickness: 1.25 inch; Vehicle Bolt Pattern: 5x5; Wheel Bolt Pattern: 5x5.5; Wheel and Vehicle PCD(Bolts Pattern) must be same.Hub Bore: 78.3mm; Thread Pitch: 1/2. Package contains: 2Pcs Silver No Hubcentric Wheel Adapters 2.FITMENTS: 31.25mm 5x5 to 5x5.5 Wheel Adapters fit for Mercury Marquis 1973 1978, for Lincoln Continental 1973 1979, for Jeep Commander 2006 2010, for Grand Cherokee 1999 2010, Wrangler 2007 2018, for GMC Safari 1985 2002, for Ford Thunderbird 1973 1976, for Chevrolet Astro 1985 2002, for Cadillac DeVille 1971 1983, Eldorado 1967 1978, Fleetwood 1993 1996, Seville 1976 1979, for Buick Electra 1964 1987, LeSabre 1964 1987, Riviera 1964 1987 3.STRONG DURABLE: 1.25 inch No Hubcentric Wheel Adapters made with hot forged aircraft grade aluminum with strength to weight ratio exceeding steel. Meanwhile Forged heattreated and hardened ISO/DIN 10.9 studs deliver strength.Straight knurled edges for improved grip during install 4.BENEFITS: Wheel Spacers pieces allow more outboard placement of wheels to Increases the track width of your vehicle for an aggressive look that reduces gap between tire and fender, and more improved cornering and greater stability