Color:Purple Compatible with: 1:10 HPI Venture FJ Cruiser crawler and can be for many other cars like Redcat, Tamiya, HSP, ECX, Arrma, HPI, Kyosho, Axial, Losi Thickness: 7mm/2.75 inch Hex:12mm/4.72 inch size:1.3*1.4*0.7cm Material:metal colour:blue/red/Titanium/black/purple Package Contents: 4 * Alloy Locking Hex Wheel Hub 4 * cup head screws 4 * pin If you have any questions or problems about this product, please let us know at any time, we will solve your problems in time and make you satisfied.