Specification:   1.Thickness: 2 inch or 50mm or 2"  2.Vehicle Bolt Pattern：5x5.5 inch or  5x139.7mm or 5x5.5" 3.Wheel Bolt Pattern：6x5.5 inch or  6x139.7mm or 6x5.5" 4.Thread Size：1/2x20 Studs 5.Center Bore：108mm / 4.25inch 6.Quantity：(4) Spacers Adapters 7.Color : Silver 8 .Material:High Quality t6 6061 Billet Aluminum  Reference the following years and models:    For  2004-2010 Dodge Dakota For 1971-1996 Ford Bronco For 1973-1983 Jeep CJ5 For 1976-1986 Jeep CJ7 For 2011-2016 Ram 1500 NOTED: Please make sure that these are the correct application for your vehicle. We do not guarantee any fitment onto any vehicle,we only guarantee that you will receive the item described as the above. Returns are only accepted if unused and not installed.(Returns ARE NOT ACCEPTED IF SPACERS-ADAPTERS HAVE BEEN INSTALLED TO YOUR VEHICLE) INSTALLATION TIPS 1.Please Make Sure You Take The Proper Measurements Before Purchasing. 2.Make Sure You Get 5-7 Turns Before Tightening.   3.The Back Of The Adapter Must Sit Flush On The Hub. Package include: 4 Pcs Wheel Spacers Adapters