Tire Capacity:

adjusts from 4

Full line accessory set

you'll be prepared for any tire emergency

a spring loaded steel ball that lines up with the socket retainer hole

MTP Wonder Pump w/ Ballast Pkg - 30A-PLUS Tire Changing_Machine Tire Capacity:The Wonder Pump Model 30A Plus, formerly Model 18A, was introduced to the American agricultural market over 18 years ago; many of the pumps sold then are still in service. Thousands of 30A's have followed since this introduction. If you believe all pumps are the same, you haven't tried a "Wonder Pump" Put a Wonder Pump to work for you; compare, you will see the difference from the first tire filled. You want this pump because it pumps more using less