Features 1、Applicable Model: This extension hex drive adapter is suitable for Axial SCX10, for Traxxas D90, for Redcat, for GEN8 RC cars. 2、Premium Material: The wheel hub adapters are made of premium stainless steel, which is rust proof, wear resistant, stable and reliable, and has a long service life. 3、Fine Made: The extension nuts are precisely made, CNC accuracy machined, with reasonable design and accurate size, easy to replace and install. 4、Improve Stability: These extension hex drive adapter can extend the wheel hub and improve the stability of the vehicle, the fixed end has high strength and is not easy to twist. 5、Perfect Substitute: The set contains 8 pcs RC car wheel hub extension adapters, ideal for your remote control car to obtain higher strength and better performance. Item Type: RC Wheel Hub Extension Nut Material: Stainless steel Color: Silver Hex Diameter: Approx. 8mm/0.3ina Suitable for: For Axial SCX10, for Traxxas D90, for Redcat, for GEN8 Package List 8 x RC Wheel Hub Extension Nut