50mm wheels for sliding gates, U-groove steel wheels, U-groove wheel for reverse track, industrial machine

Material: This U-groove wheel is made of high-quality galvanized steel, sturdy and durable, waterproof and corrosion-resistant. Dimensions: Wheel diameter 50 mm, inner width 22 mm, outer width 30 mm. Suitable for 19 mm round pipe guides (please confirm the guide rail size before ordering). Load capacity: 3 mm thick support, easily able to support heavy doors. Ball bearing: Double ball bearing, smooth operation, easy door pushing. Suitable for: entrance doors, factory doors, sliding doors, dog gates, turnaround rails, industrial machinery, roller shutters, container shelves. These sliding door wheels are made of high-quality steel. High-quality galvanized coating, strong, durable, waterproof and corrosion-resistant. They are perfect for turnaround rails, industrial machinery, roller shutters, sliding doors, factory doors, facility doors, dog gates and container shelves. Container. Specifications: Material: Galvanized steel. Wheel Diameter: 50 mm. Inner wheel width: 30 mm. Outer wheel width: 22 mm. Frame dimensions: 68 x 38 mm (length x width). Mounting hole spacing: 47 x 18 mm (L x W). Bracket thickness: 3 mm. Package contents: 2 U-groove door casters.