
Skystar Heavy Duty 480-8 Polyurethane Foaming Flat Free PU Foam pneumatic Trolley Wheelbarrow Wheels. Flat-Free Design: Micro-cellular polyurethane construction ensures no air leaks or flat tire downtime. Durable Working Life: Lasts 5-8 years, offering 4 to 10 times longer service than pneumatic tires. Chemical Resistance: Resistant to water, oil, dirt, acid, alkali, ozone, and UV rays. Lightweight & Durable: Easy to operate and significantly easier to roll than ordinary hard rubber tires. OEM Service Available: Professional designers support brand promotion and customized product designs. Wide Application Range: Suitable for construction, industrial, lawn, garden, roofing, and material handling. Competitive Pricing: High quality products offered at very competitive prices for global markets. Fast Delivery: Big production ability ensures timely delivery and fast turnaround.