Hoisting balance valve
| Hoisting balance valve | GCBH3-16/25-890A | 803000300/10100549 | Iron | Yellow | 
The function of controlling the pressure balance before and after hoisting,Applicable to QY20-QY30 models
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| Hoisting balance valve | GCBH3-16/25-890A | 803000300/10100549 | Iron | Yellow | 
The function of controlling the pressure balance before and after hoisting,Applicable to QY20-QY30 models