The Greenhouse Bench Crank System is a must have for growers using our Rolling Greenhouse Benches.

• Easy-to-use crank systems allow for benches and trays to be moved and managed with minimal effort.
• Quickly install on existing benches.
• Design features convenient collars that promote proper bench alignment.
&bull Crank can be installed close to bench header, so it can still be easily operated without taking up valuable grow space.