This is the best Tyre changer in the market. Foot pneumatic valve piston rod assembly is made of pure steel,so the surface is more smooth and corrossion resistant hence longlasting.This machine is ideal for small and medium car wheels. max.wheel dia - 43" max.wheel width - 14" Inside chuck size - 12" - 26" Outside chuck size - 11" - 25" working pressure - 8-12bar Rotation speed - 6-12rpm Net weight - 272kg