3/4 & 5/8 Bearing Replacement: The 8x3.00-4 flat free tire comes with 3/4 ball bearing, In addition, the 8x3.00-4 tires equipped two 5/8 inch replacement ball bearing, in case the axle can't fit your axle.
3.25-4.75" Center Hub: Equipped with center hub 3.25 inch and additional spacers, 8x3.00-4 mower wheel can be up to 4.75 hub length, Please measure and make sure your original mower wheel’s hub length.
【Smooth Tread for All-Terrain Use】The 8x3.00-4 tire and wheel designed with attractive color, which will always remind you it's the way for gardening! Heavy duty walk-behind mower tires can easily hauling yard-work.
【Puncture-Proof Solid Material】Made of high-quality solid foamed, the 8x3x4 lawn mower tire will never puncture or leak, and same as pneumatic 8x3.00-4 mower tires, featured performance bounce, feel, cushioning, won't be affected by UV rays when left exposed to the sun.