We are offering tire equipment seriestire changer wh0101 economical tyre changerfunctions used for various cars, suv, light-truck, coach & motorcycle feature square shaped column, swing arms type, rotate hand wheel limit. save the space. hexagon head bolt shaft control vertical lift, manual locking. turntable with 4 clamping with self-centered construction. two sets of clamping cylinder assembly. dual role bead breaker shoe control cylinders. 3 alumina alloy foot pedalselectronic control turntable clockwise and counterclockwise rotation. clamping control foot petals in cylinder forward step by step, its convenient and promptly to folder rims. specificationstandard clamping 10 23 external clamping 10 20internal clamping 12 23 maximum tire width 13 (330mm)maximum tire diameter 40 (1, 000mm)working air pressure 810 barbead breaker force 25 kn (2500kg)noise.