SSD Trail 1.9" Steel Beadlock Crawler Wheels feature a plated finish, machined aluminum 12mm hubs and beadlock rings, combined with an internal beadlock design and SSD scale hex head bolts. They use a 6 screw clamp system that makes it easy to mount up your tires, and are compatible with Axial 12mm hex mounts, as well as Vanquish SLW Hubs. Plus, these wheels fit all tire brands, so you can run whatever 1.9 tires you prefer! Features: Standard 1.9" wheel size Standard 12mm hex mount Compatible with Axial 12mm hex Compatible with Vanquish SLW Hubs Internal beadlock system Removable hub Stamped steel wheel with black or zinc plated finish Specially made scale steel hex head bolts with yellow zinc plating Easy to mount tire, only 6 screws Fits all tire brands Finish off the scale look with SSD Scale Locking Hubs NOTE: A 2mm (M2) hex socket is required. This tool is not included and must be purchased separately (SSD00053). Scale hex bolts may need to be tightened or threadlock before use. Specifications: Width: 22mm Offset: 0mm Backspacing: 12mm Weight: 76g Includes: (2) Complete assembled wheels