IRonManRc 12mm Hex 10mm Offset METAL Wheel Spacers Hubs for TRX4 SCX10
 
Use for TRX-4 1/10 RC crawler car.
Item Name:Wheel Hex Hubs
Easy installation,good to use.Make your RC car more cool and attractive.
Material: Aluminum Alloy
Hex size:12mm,Thickness:10mm