UYGALAXY 2PCS Greenhouse Sidewall Manual Film Roll up Hand Crank Winch for Greenhouse Ventilation Agricultural

Description

Hand Crank Style: For Greenhouse Sidewall Max Roll Tube Length: 393ft(120m) Max Roll Height: 4.9ft(1.5m) Speed Ratio: 4:1 Suitable Climbing Tube Size: 1inch(25mm) Feature: Self Locking; Automatic brake holds sidewall in place Max roll length: 393ft(120m); Max roll height: 4.9ft(1.5m) 4:1 gear ratio for easy cranking; Automatic brake holds sidewall in place; Recommend 1 inch(25mm) OD climbing tube for use. Weather and rust resistant stainless steel handle, plastic resin enclosure ensures longevity of gear.Package Includes:2* Main body 2* Handle 4* Nut set