NK-300VR crane has a large lifting capacity and can be used to lift heavy objects or equipment. The maximum lifting capacity of this model is 300 tons, which can cope with various heavy lifting tasks. 2. This crane has a long working radius. The standard working radius of NK-300VR crane is 4.5-16 meters, which can achieve a wide range of operations. 3. NK-300VR crane adopts a variable-length mechanism, which has the characteristics of fast variable-length speed, and can meet the needs of quickly adjusting the working radius. 4. This model of crane has relatively high safety performance.