The heavy-duty, crank-operated bipod stand located under the front of a semi-trailer. It supports the weight of the loaded or empty trailer when it is uncoupled from the tractor. The mechanism relies on a two-speed manual crank to raise or lower the legs.
Heard on the job
Make sure you crank the landing gear all the way up and secure the handle before you pull out of the bay.
Also heard as
- dolly legs
- trailer legs