SSD 2.2" Wide Assassin Beadlock Wheels fit standard 2.2 size crawler tires, and are almost 9mm wider than the standard SSD Assassin wheels. This creates a wider tire contact patch and a shorter sidewall for improved overall tire performance. Features: Standard 2.2" wheel size Standard 12mm hex mount Also fits Axial 12mm hex Internal beadlock system Removable hub Compatible with Vanquish SLW wheel hub system Easy to mount tire, only 8 screws CNC machined aluminum main wheel and hub Matte bronze anodizing CNC machined black delrin front ring and inner ring Specially made scale steel hex head bolts with yellow zinc plating (SSD00028) NOTE: Scale hex bolts may need to be tightened or threadlock before use. Tool not included (SSD00053) These wheels are not compatible with Proline 2.2 tires. For Proline tires use the SSD PL wheels (SSD00162) Anodizing color may vary slightly from batch to batch. Specifications: Wheel width: 37.75mm Tire bead width: 33.25mm Offset: +1.1mm Backspacing: 17.5mm Weight: 92g