Features: Easy to install Alloy construction made it more durable The heat dissipation ability is strong Fine workmanship and perfect style Shock-proof and high crush-resistant Suitable for 1:10 most rc rock crawlers cars like SCX-10, AX-10, RC4WD D90 Land Rover,TF2 Tamiya CC01 etc. Specifications: Item name: 2.2 inch Wheel Rim Material: Alloy Metal Overall width: 40mm Internal diameter: 48mm External diameter: 64mm Hexagon adapter: 12mm Quantity: 4Pcs Package Included: 4PCS Wheel Rims