Deck port Marine Floating Crane for boat lifting  is installed on the barge or special boat. adopts rack and pinion luffing, boom balance system and compensation pulley block. offshore crane can make level luffing action with load and slewing in random angle. rotated within 360°.  runs smoothly and high-efficiently. Deck port Marine Floating Crane for boat lifting  can be used for cargo loading and unloading work between bank and cargo-ship or both of cargo-ships. the crane has many characteristics such as lower weight, high efficiency, good stability,long working range, convenient operation and less maintenance. Floating ship crane is ideal handling equipment in area of inland river or lake. can be used for dredging, handling gravel and coal. There are two choices for the customers, i.e. hook model and grab model. Note: can be customized according to customer requirements.