Grizzly H8369 Pneumatic Power Drawbar cabdim_36x35 1 Ph Drive System Type Electric Size:307 1 Ph Drive System Type Electric Air Tower Design Rigid Fixed Swing Arm Power Assist Tower Not Equipped Bead Seating System Turbo Blast Bead Seating Air Requirement 110 175 PSI (8 10 BAR) Wheel Clamping Method 4 Clamps Internal External Table Clamping System Dual Pneumatic Cylinders Bead Breaking System Pneumatic Blade Tower Design Fixed Internal Rim Clamping Capacity 14” – 26” (356 mm 660 mm) External Rim Clamping Capacity 12” – 22” (305 mm 559 mm) Turntable Rim Width Capacity 3” – 15” (76 mm – 381 mm) Bead Breaker Rim Width Capacity 3” – 14” (76 mm – 356 mm) Maximum Tire Diameter 47” (1 Kit comes with 6 valves and o rings and is made to fit EK440 pump found on Magnum 4000 pressure washer The kit comes supplied with an extra long drawbar and drive body so you can cut it to the exact length needed for your mill Air pressure 90 PSI