Pcs 50mm Sliding Gate Wheels, Steel Wheels with U-Groove, U-Groove Wheel for Reverse Track, Industrial Machinery, Rolling Door, Load Capacity 300kg per Wheel

MATERIAL: This grooved wheel is made of high-quality galvanized steel, making it strong, waterproof, and corrosion-resistant. SIZE: The wheel diameter is 50mm, and the inner and outer widths are 27mm. Suitable for 19mm round tube orbits. LOAD CAPACITY: With a 3mm thick support, each U-grooved gate wheel can support a load of 300kg. It is easy to transport for heavy gates and glides smoothly and stably. Roller Bearings: Double ball bearings ensure stable and regular gliding, making it easy to push the gate. PERFECT FOR: Entrance gates, factory gates, sliding fences, dog gates, tipping buckets, industrial machinery, rolling doors, and container racks.