4 pcs 50mm Sliding Gate Wheels, Steel Wheels with U-Groove, U-Groove Wheel for Reversed Track, Industrial Machinery, Rolling Door,

MATERIAL: This U-groove wheel is made of high-quality galvanized steel, making it strong, waterproof, and corrosion-resistant.

SIZE: The wheel diameter is 50 mm, the inner width is 22 mm, and the outer width is 30 mm. Suitable for 19 mm round tube orbits.

LOAD CAPACITY: With a 3 mm thick support, each U-groove gate wheel can support a load of 300 kg, making it easy to move heavy gates and ensuring smooth and stable gliding.

Roller Bearings: Double ball bearings ensure stable and smooth gliding, making it easy to push the gate.

PERFECT FOR: Entrance gates, factory gates, sliding gates, dog gates, reversible tracks, industrial machinery, rolling doors, and container racks.