● Demounting head equipped with protective cover ● 3-stage center positioning with smooth sliding ● Pedal adopts aluminum plate to protect the five-way valve ● Design of inside locking with rotating function ● Backward of shaft equipped with power lock ● Quick exhaust valve equipped ● With luffing arm can operate utmost space.No request to adjust the mou-    -nting head again for same size tire mounting&dismounting.