"This Ranger Products Swing Arm Tire Changer saves time, space and money. High-torque electric turntable drive provides increased speed and reversible direction for quicker tire removal and installation. Powerful bead press mounting system assists in clamping, lubricating, demounting, mounting and inflation. Extra lift gate fee may apply. Control Mechanism Foot pedal, Clamp Type Table top, Machine Type Table top tire changer, Max. Rim Width 28 in. external, 33 in. internal, Tire Height in. 22, HP 2, Volts 110/220, Drive System Electric/air, Recommended Use Tire changer, Operating PSI 110-175, Base Dimensions in. 36 x 48, Dimensions L x W x H in. 48 x 36 x 80. Four adjustable internal/external wheel clamps accommodate wheels 10-33in. with tire diameters up to 50in. Stainless steel and aluminum pneumatic cylinders reduce machine vibration and provide low friction and a longer life Hardened alloy steel mount and demount head glides tire beads effortlessly during mounting and demounting procedures Quick-change tool head chuck provides infinite tool head axis positioning"