Features:
*Hydraulic drive, convenient operation, reliable performance
*Strong prolate axis between lip board and platform
*Imported sealed material, guarantee excellent and longer-life sealing performance of hydraulic system
*High strength "U" design guarantee the shape fixedness under long-time loading performance
*Anti-slip steel guarantee the safety of entrance
*People-safety consideration, both side-board prevents people step into the platform tunnel
*Inner supporting pole available when on repairing

Technical parameter: