Technology advantages:
Pulley block is an important lifting tool which is convenient and simple in structure, with single wheel, double wheel, three wheel, four wheel and more wheels.
Max capacity 200t. Can assure you the competitive price on basis of good quality.
1,Rolling bearings are installed,thus the friction coefficients is small and the tackle rotates more flexibly.
2,The main parts are made of alloy steel,which is superior to national safety standard.
3,The lubricant is filled up before assembling,the service life will be lengthened with more than 3 times than that of other general blocks
