1.Wider and bigger machine cabinet and 26" large turntable greatly increase work strength 2.Higher and longer right/left helper arm syste extends working coverage .Pneumatic controlled tyre pressing device can be freely lifted and located at any position. 3.Tyre pressing roller of right helper arm always protects tyre and rim 4.Multi-function helper arm has central positioning function which can make wheel and turntable homocentric . 5.Pneumatic self-lock tyre demounting arm can demount and mount head at any position 6.Four angle directional adjustable tyre pressing shovel is suitable for pressing various low profile tyres from different angles. 7.360 rotary combined type tyre pressing head and high power motor are suitable for demounting and mounting higher and wid Package size : 1130*900*1050 mm Weight 310/254kg