|Place of Origin:||China (Mainland)|
|Minimum Order Quantity:||10|
|Delivery Time:||5-10 Working days|
|Payment Terms:||L/C, D/A, D/P, T/T, Western Union|
|Supply Ability:||1000 Piece/Pieces per Month|
galvanized steel gear rack and pinion , 30mm high truss rail ventilation rack
This rack works with truss rail ventialtion pinion, and is used to open and close truss rail ventilation windows of greenhouses and similar buildings. Normally, It has a height of 30mm, and a width of 16mm.
The rack is made of high quality steel, and then be galvanized. It has high precision teeth. It works very well with XTB steel pinions for truss rail ventilation. This rack is strong, and has long life time. Its maintenance is very easy.
This rack works with steel pinion, and is used to open and close continuous ventilation windows of greenhouses and similar buildings.
1). High quality steel.
2). processed, and then galvanized .
2). Precise teeth.
3). Easy maintenance, reliable performance, and long lifetime.