Please text or call for a faster response 714 six zero 3 6494 $20 each Greenhouse Hand Cra Winch Agricultural Sidewall Film Manual Roll Up Lifting Device Machine Window Opener forGreenhouse Description Greenhouse hand crank winch with simple operation and reliable self-locking performance, and the automatic brake holds sidewall in place, can reduce the labor costs with an precise pulley, and is an easy-to-roll-up system. Greenhouse film hand crank fits for most of your film ventilation roll up work. Features Greenhouse hand crank winch -Color: As shown. -Material: Metal. -Size: Roll length: 120m/4724.41inch. Rolling height: 1.5m/59.06inch. Deceleration ratio: 4:1 Weight: 2.1kg Use 3/4inch EMT conduit to connect to the side wall (fixing screw included; conduit not included) Package Including 1 * Greenhouse hand crank winch Features & details Greenhouse Film Hand Crank is Self-locking, and the automatic brakes hold the side walls in place Greenhouse Film Roll Up Machine is Suitable for breeding greenhouses, flower greenhouses, connecting film greenhouses, fruit greenhouses Greenhouse Film Lifting Device has small size, low noise and easy installation, setting the limit on hoop house ventilation motors Sidewall Manual Crank Winch can help your greenhouse side and roof ventilation flourish and create a better environment for plants Greenhouse Hand Crank Winch is mainly made of safe, strong and durable metal material for a long service