[SPECIFICATIONS ]:The 4 pack 4.10/3.50-4 Tire and Wheel is made of high-quality Polyurethane and thick Steel for hub. The replaceable wheel Diameter 10", Tire Width 3.2", Hub Length 2", Axle Hole Diameter 5/8". (Please check the axle hole diameter before purchase),[TIRES FOR MULTIPLE SCENARIOS]:The universal tyre is the best air less wheel replacement for pneumatic tire. And wide application for Garden Wagon Carts / Hand Truck Wheel / Lawn Mower Wheel / Trolley / Generator. (Suitable for dynamic load-bearing, not for static load-bearing),[100% QUALITY ASSURANCE]:The flat free tire is made of durable Polyurethane material, have a service life of 2-3 years longer than other ordinary wheelbarrow tires. It is non-toxic / non-odor and has the same elasticity and impact resistance as pneumatic tire on wheel. Never punctured or leaked.,[EXCELLENT NON-SLIP DESIGN]:The upgrade surface design of the 10 inch wheelbarrow tire increases its friction and non-slip capacity greatly. With shock-absorbing performance, the utility wheel of carts can achieve a perfect balance of traction and maneuverability.,[COMPLETE ACCESSORIES]: Equipped with four additional sets of spacers and pins to make your tires more stable. We promised that if you're not completely satisfied, you can ask our 24-hour service team for a replacement or full refund.