The Standard Bearing Pulley for Shutter Doors is a high performance transmission component designed for industrial roller shutter doors, electric shutter doors and manual shutter systems. Manufactured from high strength steel and precision bearings, it ensures smooth operation, strong load capacity and long service life.
This shutter door pulley effectively reduces friction and noise during door movement, improving the stability and durability of the entire shutter door system. It is widely used in warehouses, factories, garages and commercial door projects.

| Product Name | Standard bearing pulleys for roller shutters |
| place of origin | Foshan, China (Mainland) |
| Surface treatment | Galvanized steel |
| Outer diameter | 220 millimeters |
| Inner diameter (pipe diameter) | 40mm / 50mm / 60mm |
| Inner roller material | Standard bearing |
Roller shutters are composed of pulleys and accessories
Internal standard bearing
The outer diameter is 220 millimeters