Rooms in agrave; Quality of air: These rooms have Air 4.10 3.50-4 are made of high quality rubber, durable and strong, with good sealing, good elasticity and resilience. and good aging resistance. The air pressure in the chamber The air is stable, the damping effect is good, and it can perfectly replace air chambers. defective air the devil. Wide Application: These spaces have air 4.10 3.50 4 folded valves TR87 are perfect for hand trucks with two wheels, small garden or yard carts, hand trucks, garden trailers, lawn mowers lawn, more bedroom 4 inch air. Valve Type: The bent valve tr-87. The bent valve makes inflation easier. Maximum inflation of 30 psi. Inflates with a manual pump only. Bedroom replacement air for 10 inch tires. Tires not included. Note: Please check before installation The tubes of the hand truck are completely sealed by placing them in water. If bubbles are already present, do not pierce the tire with sharp objects. < div class="aplus-module-wrapper