[Lnflation-Free Design] Our 11x4.00-5 lawn mower tires adopt an inflation-free, puncture-proof design. The tire surface is seamless, smooth, elastic and cushioning, protecting and caring for your lawn,[350lb Heavy Duty Load Capacity] TEPU 11x4.00-5 tire and wheel is made of strong alloy steel and solid polyurethane, with a load capacity of up to 350 lbs, handle tough jobs effortlessly, providing a safer user experience,[Universal Adaptation Specifications] Compatible with Zero lawnmower tire model 11x4.00-5", lawn mower tire diameter 11", width 4", and can be adapted to lawn mowers with a center hub length of 3.4"-5" through metal spacer adjustment,[Easy to Install] Designed for quick and easy installation. 11x400-5 tire is equipped with 3/4" axle hole, and comes with two 5/8" bearings, two 1/2" bearings, four 0.44" and two 0.24" metal spacers for wheel alignment, tires kits to fit different lawn mowers and outdoor equipment,[Universal Compatibility] Our mower tires fit most Zero lawn mowers, including garden carts, wheelbarrows, wheelbarrows, pressure washers, generators, air compressors and other types of outdoor power equipment Please note that before replacement, make sure the tires match and replace the flat free tires correctly. They are not suitable for highway use and static load-bearing,[Solid Smooth Tires] Solid 11x4.00-5 tires made of solid polyurethane foam, with high durability and smooth tread, with the characteristics of no inflation and no air leakage. Comes with a universal adapter kit, easy to install and adapt to various equipment, giving you peace of mind and peace of mind usage of