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.
S S D Trail 1 9 Specs
Specifications:
Width: 22mm
Offset: 0mm
Backspacing: 12mm
Weight: 76g
Includes:
(2) Complete assembled wheels