Hand-rolling Device, Greenhouse Film Lifting Tool, Shade Net Agricultural Side Film Winding Roller Blind

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.