FLAT-FREE DESIGN FOR RELIABILITY: Constructed from solid polyurethane, these 11x6.00-5 tires are puncture-proof, providing dependable performance without the hassle of flats. Perfect for rough terrain and heavy use, ensuring your mower is always ready to go. UNIVERSAL FIT COMPATIBILITY: Designed to fit most lawn mowers and zero-turn mowers, including farm equipment, garden tractors and other outdoor power equipment, this 11x6.00-5 flat-free tire and wheel kit includes 1/2" and 5/8" interchangeable bearings to accommodate a wide range of axle sizes, making it versatile and convenient. DURABLE SMOOTH TREAD FOR GENTLE OPERATION: The smooth tread pattern ensures excellent stability, reduces vibrations for a more comfortable ride, and protects delicate surfaces like lawns from damage, making it ideal for residential and commercial use. HEAVY-DUTY PERFORMANCE UNDER PRESSURE: Engineered to handle heavy loads and tough conditions, these flat-free tires deliver exceptional durability and longevity, ensuring they stand up to the rigors of demanding mowing tasks.