1.outside clamping 11"-22" 2.inside clamping 12"-23" 3.Max tire width Larger and thicker turntable, dismounting 10"-22" rim and max. tire diameter 980mm.Taller vertical post, dismounting max. tire width 300mm.Universal switch, 40A silver contact, much more durable.The hexangular shaft is made of S36mm steel material, which can avoid distortion when operating the 10"-22" stiff tire.Foot pedal ...