Synchronous Pulley Roller Zhejiang Zhengyuan Intelligent Equipment Technology Co., Ltd. Base Info Model NO.：AdjustableTrademark：zhe. zhengyuanTransport Package：CarbonSpecification：50,60Origin：China Description Pre：Main Roller Next：Nn100 B500 * 4 (4 + 2) 10MPa Integrated Annular Nylon Conveyor Belt for Transporting Sand
