Portable 2 Bar Safety Inflation Cage • Will Hold Super Singles and Super Wide Radial Tires • Maximum Tire Size: 455 / 55R 22.5 Wide Super Single • Ideal for Any Shop Working With Tubeless and Multi-Piece Rims • Made From Heavy-Gauge Steel Tubing Welded to a Steel Base • Guards Against Blown Lock Rings and Rims • Inside Dimensions: 41" H x 16" W • Base 7" Closed x 21-1/2"