Zlyj200 Special Reducer/Gearbox Reducer for Plastic Rubber Extruder ZIBO BOSHAN ZHONGCHENG TRANSMISSION EQUIPMENT CO., LTD. Base Info Description Pre：Pmb7.1 Pmb6.5 Pmb7.8 Speed Planetary Reducer for Concrete Trucks Next：Ngw21 Type Single Grade Planetary Gear Reducer Speed Reducer Gearbox
