We have many ways to install the locking masts for different application . The mast can be vertically mounted inside or outside of the vehicle, or on the wall of the shelter ,cabin, trailer, roof, field mounted and etc.
locking mast is that it works with the air pump & auto-control system during the all operation ,it is up and down automatically. Air pump is air supply

Auto-control system is to detect air pressure for the mast. The locking mast is suitable for various vehicle mounted , it is up and down automatically, it is easy to operate.