Hand-Rolling Device, Greenhouse Film Lifting Tool, Shade Net Agricultural Side Film Winding Roller Blind for Beginners(Blue)

Rolling length: 120mSpeed ratio: 1:4Height: 2mGross weight: 2.4KGApplication: Thin Film Greenhouse Side VentilationFeatures: Easy to install and operate

• Function: double-layer greenhouse for internal and external top roll film Single-layer greenhouse top roll film
• Shell cast aluminum material: The shell is cast aluminum material, casting by precision die-casting molding process, surface precision is very high.
• Ease of roller skating, chain: new roller, chain, to prevent aging, easy to pull, and internal self-locking device, in the process of opening and closing the film roller, can realize any position stop and start.
• Accessories safety rest assured: new washer screws, stable and gear, gear shaft, two-way self-locking device and other key parts, are made of 45# national standard steel by professional heat treatment refined, can ensure durability
• Non-slip handle: There is a hole at 2/3 of the handle, where the handle is installed, the turning radius of the handle is reduced, so small space can also be installed and used.