2pcs 4.10/3.50-4 Inch Series Tubular Tires for Hand Truck, Cart, Handcart, Garden Cart, Lawn Mower, Replacement Tube 4.10-4

The product model is 4.10/3.50-4 inner tube

The hose is made of isobutylene isoprene rubber, which has better airtightness, elastic cushioning and better aging resistance than natural rubber.

Sturdy tube with TR87 flexible shaft, maximum inflation pressure 30 PSI. Inflate using hand pump only

4.10 3.50 - 4 inch inner tube suitable for hand truck, construction truck, garden truck, lawn truck, utility truck, flatbed truck, lawn mower, small tractor, wheelbarrow, garden trailer, generator, snow blower and other applications

Note: Before installation, immerse the hose in water to check if it is completely sealed. If there are bubbles, this indicates that the pipe is damaged.