Specs: Thickness : 2.0 Inch ｜ Forged 6061 T6 Aluminum ｜ Wheel Bolt Pattern : 8 on 6.50 8x6.50 ｜ Vehicle Bolt Pattern : 8 on 6.50 8x6.50 ｜ ID (Vehicle) : 121.3mm ｜ OD (Wheel) : 121.3mm ｜ Thread: M14x1.5 14x1.5 ｜ Color: Black ｜ 2 Pc Always use AMAZON CONFIRMED FIT to validate product fitment to your vehicle. Widen your vehicle base and give your vehicle a more aggressive stance while improving handling and stability. Increase tire clearance, fix brake caliper clearance issues, allow installation of lift lowering kits and wider, larger, or high traction tires. Our spacer adapter provides a precise fit to your vehilce. This spacer is for a wheel hub diameter of 121.3mm only Fits ｜ Dual Rear Wheel Vehicles Front Not Hub Centric and Rear Hub Centric ｜ Single Rear Wheel Vehicles Front and Rear Not Hub Centric Our spacers are made from Forged 6061 T6 Aluminum. Each spacer is treated with a rust resistant black coating which significantly enhances the hardness and corrosion resistance. Studs are SAE 10.9. CNC lathes and milling machines ensures a precise fit to your vehicle. Wheel Accessories Parts 2 Pc Wheel Spacer Adapters 8 on 6.50 8x6.50 2.0" Thick 14mm 1.50 14x1.50 Thread Stud 121.3mm Hub Fits 2011+ Ram 2500 3500 Single Rear Wheel ｜ 2012-19 Dually Rear Wheel Vehicles