UYGALAXY Manual Winch Greenhouse Film Roll Up Roof Unit for Ventilation Agricultural Manual Film Coiler Device Side Top Film Coiling Rolling Blinds Machine(13ft Circumference Chain)

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About This Max roll length: 262ft(80m); The chain operable height :6.5ft(2m) 4:1 gear ratio for easy rolling up,means roll 4 circle of blue pulley, it rolls up 1 circle of film tub e Reliable performance of bidirectional self-locking High-quality Recommend outside diameter 1 inch telescopic tubing for connecting to the roll up unit. Easy to install and operate Precise pulley, anti-aging, easy to roll up greenhouse film Overview Color : red Brand : UYGALAXY Cover Material : Low Density Polyethylene (LDPE) Frame Material : Alloy Steel Number of Doors : 1 Show more