KRÖGER, Motor-Powered Grabs


In seaports, inland harbours and storage yards for handling general scrap, car bodies, steel chips, shredded scrap, paving stones and much more. For harbour jetty construction and riverbed maintenance. For a wide variety of crane installations with controls designed for powered hydraulic grab operation.


  • Design with open, semi-enclosed or enclosed grab jaws
  • suitable for handling scrap, stones, refuse and other loads that are difficult to pick up, depending on the design
  • Optimum utilisation of the crane load capacity thanks to weight-optimised design with maximum possible volume, self-locking grab suspension for crane hook
  • Grab drive:
  • vertically arranged electro-hydraulic drive unit with high-pressure pump
  • Opening and closing motions controlled by clockwise and anti-clockwise electric motor operation (reversing control). The electric motor is only switched on during the opening and closing motions.
  • Grab hinge bearings:
  • rugged steel-bush bearing which can be re-lubricated
  • rigid jaw design with jaw plates made of S355J2+N material
    – depending on the application with hard-wearing edge made of Pantanax round-section steel
  • welded jaw teeth of highly wear-resistant special steel


You can ask your questions to us about TYPE MMG
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