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Knuckle Boom Marine Cranes

Knuckle Boom Marine Cranes

Just like the knuckle boom crane on land, you also get all the amazing perks with this marine version. It is compact yet durable and works perfectly with the different marine vessel it is installed in.  The knuckle boom marine crane comes in different tons and all you have to do is figure out which one best suit your needs.

One thing you can be sure of when you work with us at BOB-LIFT is you get some of the best quality marine cranes in the market. We pay attention to detail so you can rest assured that you are getting value for your money. We use the latest technology in our cranes which makes them compatible with different vessels in the market.


  • 2 Ton Knuckle Boom Marine Crane
    2 Ton Knuckle Boom Marine Crane
    The 2 Ton Knuckle Boom Marine Crane’s specifications include a 2-ton maximum lifting capacity, a 4.2-ton maximum lifting moment, and a 20 L/min hydraulic system flow. It has a 9 KW recommended power, a 25L oil tank capacity, weighs 620 kg, and has a 370-degree rotation angle. 
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  • 4 Ton Knuckle Boom Marine Crane
    4 Ton Knuckle Boom Marine Crane
    The 4 Ton Knuckle Boom Marine Crane has a 4 ton maximum lifting capacity and an 8.4 maximum lifting moment. It has a 15 kw recommended power, a 35 l/min hydraulic system flow, and a 26 mpa hydraulic system pressure. Lastly, it has a 60 l oil tank capacity, weighs 1050 kg, and has a 360-degree rotation. 
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  • 5 Ton Knuckle Boom Marine Crane
    5 Ton Knuckle Boom Marine Crane
    The 5 Ton Knuckle Boom Marine Crane has a 5-ton maximum lifting capacity and a 10.5-ton maximum lifting moment. It has a 35L/min hydraulic system flow and 28MPa hydraulic system pressure. The crane weighs 1820 kgs, and has a 360-degree rotation angle.
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  • 1 Ton Knuckle Boom Marine Crane
    1 Ton Knuckle Boom Marine Crane
    This crane has a 1-ton maximum lifting capacity and a 2.2 ton.m maximum lifting moment. It has a 7.5 kW recommended power, a 15 L/min hydraulic system flow, and an 18MPa hydraulic system pressure. It weighs 500 kg and has a 330-degree rotation angle.
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  • 20 Ton Knuckle Boom Marine Crane
    20 Ton Knuckle Boom Marine Crane
    The 20 Ton Knuckle Boom Marine Crane has a 20 ton maximum lifting capacity, a 46 ton.m maximum lifting moment, a 40 KW recommended power, and a 65 L/min hydraulic system flow. It also has a 260 L oil tank capacity, weighs 6150 kg, and has a 360-degree rotation angle. 
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  • 3.2 Ton Knuckle Boom Marine Crane
    3.2 Ton Knuckle Boom Marine Crane
    The 3.2 Ton Knuckle Boom Marine Crane has a 3.2-ton maximum lifting capacity, a 6.8-ton maximum lifting moment, and a 30 L/min hydraulic system flow. It also has a 28 MPa hydraulic system pressure, weighs 1250 kgs, and has a 400-degree rotation angle. 
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  • 6.3 Ton Knuckle Boom Marine Crane
    6.3 Ton Knuckle Boom Marine Crane
    The 6.3 Ton Knuckle Boom Marine Crane’s specifications include a 6.3 ton maximum lifting capacity, a 13 ton.m maximum lifting moment, and a 360-degree rotation angle. It also has a 100 litre oil tank capacity, and a 28 MPa hydraulic system pressure. 
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  • 8 Ton Knuckle Boom Marine Crane
    8 Ton Knuckle Boom Marine Crane
    The 8 Ton Knuckle Boom Marine Crane is an advanced machine built for efficiency and reliability. The crane has a compact design that provides sufficient weight-to-load ratio. It is lightweight and designed with the latest technology derived from past analysis and research. 
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Xuzhou BOB-LIFT Construction Machinery Co., Ltd. is a high-tech enterprise specializing in the design, development, manufacture and sales of truck-mounted cranes. With a factory area of over 37,000 square meters, the company's main products include SQ08-SQ55 series of folding and telescopic boom truck-mounted cranes and related variants such as truck mounted crane, marine crane, pickup crane.

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