3512B  ELBOW-PRECLEANER to AIR ELEMENT 

Product Name：3512B  ELBOW-PRECLEANER to AIR ELEMENT 
连接空滤和沙漠滤
Part number：313-9480
Alternative part number: X 
Material: EPDM RUBBER
Weight:  about 14 Lbs, 6 Kg
Compatible models： 3512B