[High quality] The U-shaped track wheel made of high-strength steel has the characteristics of corrosion resi, good toughness and no rust.
[Application range]: used for reverse rail, rolling gate, sliding door, industrial machinery, wire rope track device, container shelf, baby door, dog door, etc.
[Safer and more stable]: Heavy-duty and solid-guided bearings bring a huge load to your project. The V-shaped bracket design makes the smoother.
[Easy Slide] Mute, smooth: H-slot is ideal for derailing, reducing vibration, noise and smooth surfaces.
[Installation in a few minutes]: These pulleys can be attached to the bolts or welded to them, just remove the hub and install it.

This sliding door roller is made of steel and is not easy to rust and has a long service life.

specification:
Color: den yellow
Material: steel
Steering: directional casters
Slot: V-groove

Diameter: 32mm/1.26"
Slot width: 18mm/0.71"
Groove depth: 6mm/0.24"
Bearing capacity: 180kg/396 Ibs

Diameter: 50mm/2"
Slot width: 19mm/0.75"
Groove depth: 9mm/0.35"
Bearing capacity: 220kg/485 Ibs

Diameter: 60mm/2.36"
Slot width: 21mm/0.83"
Groove depth: 10mm/0.4"
Bearing capacity: .350kg/771Ibs

Diameter: 80mm/3.15"
Slot width: 21mm/0.83"
Groove depth: 11mm/0.43"
Bearing capacity: 500kg/1102Ibs

Diameter: 100mm/3.9"
Slot width: 21mm/0.83"
Groove depth: 11mm/0.43"
Bearing capacity: 600kg/1322Ibs

note:
Thanks to your understanding, please allow slight errors due to manual measurements.

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