... iron Gearbox:aluminiu,light Clamping cylinder:80diameter Tyre changer,tire changer,wheel removerFeatures:1,bead breaker cylinder made of ... iron and durable2,complete clamping cylinder with 80mm diameters3,seal ring,piston are integrated and less resistance4,complete gearbox ... pneumatic bead breaker8,rear air tank serves as tubeless tire inflating deviceWith good quality and competitive price.Welcome ...