Black Hard Coating: This adapter comes with chamfered edges and a black hard coating that adds a shiny touch, enhances the simulation of the RC car, and also prevents erosion. Wide Application: This adapter is widely used and fits many models such as 1/10 inch for Axial SCX10, for Capra TRX4, TRX6, for Redcat GEN7, GEN8, for RC Crawler. Working Principle: This adapter extends or shortens the wheel distance by flexibly transmitting pressure, thus reducing unnecessary swaying during vehicle driving and avoiding tip over. Excellent Brass: This adapter is made of excellent brass duty counterweight material, which is rustproof, wear resistant, durable, stable and reliable, not easy to damage and has a long service life. Easy Installation And Disassembly: This adapter is well designed, easy to install and remove, and can directly replace the original or damaged parts for higher strength.