• New design automatic working head instead of crowbar and equipped with plastic protective pad to double protect the rim from damage
• Adopt manual locking device,operation easily and conveniently
• Wheel seat equip with nylon plate, can not damage the rim, suitable for many kinds of tire
• Enhance S41 hexagon shaft with better intensity to avoid mechanical deformation during working
• Base of mechanical arm is a complete one set, inside with wear-resistant macromolecule nylon slide block, to achieve smooth operating
• The structure design is novel, the layout is reasonable,in order to use more flexible and convenient
• Add three working pressure points to make mounting and demounting tires more save time and labor, increase efficiency at the same time