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Self-erecting Tower Crane Mounted on Self-propelled Undercarriage: Montalift M21 4WDS

The first self-propelled carrier mounted Potain IGO MA21 in the United States was put into service in the Fall of 2017.

Self-propelled 4WDS undercarriage

  • Driving and steering via tethered control unit with push buttons
  • Electro-mechanical four-wheel drive with 2 speeds and four-wheel steer
  • Can be driven fully erected (on flat, with no load)
  • Heavy duty axles with planetary hub reduction and dual 9.00 x 20 tires with terrain profile
  • Four extendable hydraulic outriggers with a base of 13.1 x 13.1 ft
  • Power supply: Onboard 23kVA soundproof genset, or 480 V “city power”
  • Transport dimensions: (l x w x h) 39.6 x 9.1 x 10.1 ft, total weight 48,000 lb

Change the Way You Work and Reach Farther!

Montalift M21-4WDS compared to a 45 Ton Boom Truck

As illustrated above, a Montalift M21-4WDS can reach around construction jobs with more ease than a boom truck. With a maximum height-under-hook of 85′ the M21 is perfect for most residential home building projects.

Contact a sales rep today!