TIRUSS Manual Winch Greenhouse Film Roll Up Roof Unit for VentilationAgricultural Manual Film Coiler Device Side Top Film Coiling Rolling Blinds Machine
About this product
*Easy to install and operate Precise pulley,anti-aging,easy to roll up greenhouse film,save the human resource
*Reliable performance of bidirectional self-locking High-quality chain,will not get rusty,long life cycle,save money
*Add the transition gear in the transmission system with more stead performance
*Big speed ratio and output torque; Light weight
*Widely used in greenhouse and poultry house and can manually operate small area of shading