The Mannick QY50J is a high-performance straight boom marine hydraulic crane, specifically designed for marine deck operations. 

With a maximum rated lifting capacity of 16 tons (16000 kg) at a 3m working radius, it features full-slewing function and hydraulic drive, ensuring stable and efficient operation in harsh marine environments. Equipped with a 32.684m telescopic main boom (composed of 5 sections: 8684mm + 4×6000mm), the crane offers a working radius range of 0~32m and a maximum lifting height of approximately 30.05m (with full boom extension), meeting the diverse lifting needs of marine operations. Powered by a 4102 diesel engine and matched with a 50-63 dual hydraulic pump, it delivers reliable power output and smooth operation. The crane is equipped with high-quality components such as QW1480 slewing bearing, HT66 3-stage planetary slewing reducer, and HTQ16T winch, ensuring long service life and strong durability. It is an ideal choice for marine deck lifting, loading and unloading operations, with excellent performance and compliance with marine operation requirements.