We could develop below unit for sale 

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Built 1967

Class Notation DNV-GL ?100 A5 

Barge Crane barge M

Flag Panama

GT/NT 2055t /616t

Deadweight 2000t

Length Overall 76.6m

Width Overall 22.0m

Depth 4.6m

Summer Draft 3.1m

Deck Capacity 10t/m² - 900m² freespace

Crane Specifications

Type Clyde 37 Whirley(Offshore)

Capacity 250 t@18m to 50t@55m

Revolving Speed 

Full revolving @0.75RPM

Hoisting speed

Whipline 27t @38m/min

Aux Block 50t@12.5m/min

Main Block 250t@4.5m/min

Machinery

Main Engines 2xCummins 345kva 60 Hz

Generator Set 1xDeutz 70kva 60Hz

Deck Equipment

Mooring/Anchor

4 xMooring winch 5t

2 xSkagit RB90, triple drum, 35t line pull

Accommodation

5 x 2 man cabin with shower

and toilet. Galley, messroom

and dayroom.

Inspectable w. Europe.