उत्पत्ति के प्लेस
Tianjin, China
Length
1m(3.2feet) - 21m(68.8feet)
Top payload
1kgs (2.2lbs) - 450kgs(992lbs)
color
black white blue etc
working type
by air pump or motor or handle bar
used for
antenna,camera,trussing,lights etc.
mounted
on the ground or vehicle/trailer