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ISO 9001:2015 & SCC**:2011

Type UWS – Gravel and sand extraction


Product information flyer


Type UWS – Gravel and sand extraction


Underwater gravel and sand extraction using floating dredgers and cable dredgers, of 2 or 4-cable design. Suitable for operation in all river and sea dredging areas for the harshest bed conditions, for dredging depths of more than 100 m.

Technical design

  • ZERO maintenance to protect the environment and for improved productivity
  • Design with 5 and 7-fold cable reeving arrangement in all sizes
  • Improved performance thanks to larger volume
  • designed for favourable weight and optimum digging characteristics
  • Closing cable entry point at the top of the grab with KRÖGER cable guide sheave system in star arrangement of ZERO-maintenance design
  • that is kind to the cable
    fixed rod control on one side at the top of the grab
  • ZERO-maintenance KRÖGER cable sheave system
  • Grab jaws made of hard-wearing fine grained structural steel
  • Grab hinge bearings fitted with the ZERO-maintenance KRÖGER bearing system
  • replaceable teeth that can be adapted to the ground conditions

All Grapples:

Hydraulic grabs
Special grapples for alternative fuels
Lifting equipment
KRÖGER Greifertechnik - Informationen zum Unternehmen finden Sie hier.

About us

KRÖGER Greifertechnik has been developing and producing highly reliable grapple technology for more than five decades and sells it with great success on the national and international market.

KRÖGER Greifertechnologie - Motorgreifer, Seilgreifer, Hydraulikgreifer, Spezialgreifer, Lastaufnahmemittel u.v.m.


Cable grapples
Motor grapples
Hydraulic grapples
Special grapples
Load handling devices

KRÖGER Greifertechnik Kontaktseite mit Ansprechpartnern, Service-Adressen und Kontaktformular


KRÖGER Greifertechnik
GmbH & Co. KG
Steinheide 1-9, 47665 Sonsbeck
Telefon: +49 2838 37-0
Telefax: +49 2838 37-39

KRÖGER Greifertechnik ist ein Unternehmen der ELBE Industrietechnik GmbH.

ELBE Industrietechnik Gruppe

Die KRÖGER Greifertechnik
GmbH & Co. KG ist ein Unternehmen der ELBE Industrietechnik GmbH.