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Name:greenhouse window and external shading system pinion and rack
1). High quality components and materials.
2). Strong gear, galvanized sheet house, and copper alloy bearing.
3). Easy maintenance, reliable performance, and long lifetime.



2. Specifications:
| Length (mm) | Thickness (mm) |
| L=2965 | 2.75 |
| L=3965 | 2.75 |
| L=4166 | 2.75 |
| L=4965 | 2.75 |
| L=2965 | 3.0 |
| L=3965 | 3.0 |
| L=4166 | 3.0 |
| L=4965 | 3.0 |
Work with the pinion to open and close the window
The thickness is 2.0mm, 2.5mm and 3.0mm
The height is 22mm and 30mm
The length is 1050mm, 1250mm, 1450mm, 1650mm or produce according to customer






Within 24 hours after we get your inquiry. If you are urgent to get the price, please call me or tell me in the email.
After price confirmation, you can inquire for samples to check our quality.
Yes. We can produce the box with your design, logo and pattern.
We are greenhouse manufacturing,we can supply you all the products about greenhouse agriculture.
New products from manufacturers at wholesale prices