Richeer 1.25 inch 5x5.5 to 5x4.5 Wheel Adapter 87.1mm Hub Bore with 1/2-20 Thread Pitch

Specification: (shown as second photo) Vehicle Bolt Pattern 5x5.5 (5x139.7mm). Wheel Bolt Pattern 5x4.5 (5x114.3mm). Hub Bore: 87.1 mm. Thickness: 1.25 inch (31.75mm). Thread Pitch: 1/2-20 Threaded Studs. NOTE: ONLY WORKS with 5x4.5"(5x114.3mm) WHEELS on a 5x5.5"(5x139.7mm) Vehicle! NOT Fit 5x5.5"(5x139.7mm) WHEELS! Change Bolt Pattern to Use 5x4.5 Wheels on 5x5.5 Trucks: Do you want to use 5x114.3 Aftermarket Wheels on your 5x139.7 Vehicle Grade 12.9 Stud: The tensile strength is up to 1000MPa, which is much higher than that of 10.9-grade studs, which will ensure better structural support and higher driving safety Strict Quality Assurance: The wheel spacer is made of 6061-T6 aluminum alloy, with anodized coating on the surface, and CNC automatic processing technology is used to ensure high precision and stability, strict quality control, improve vehicle handling and stability, and prevent roll Package Includes: 4x wheel spacers (1.25" per unit). 20x open end 1/2-20 lug nuts. 2x user manual