flange rubber joint 1.double bellow Rubber Joint, Size: 1"~16" 2.DIN,ANSI,JIS,BS STANDARD flange rubber jointit is also called shock absorber,pipe shock absorber,shock absorber throat and flexible adaptor,etc.It is a pipe joint of high-flexibility,superior air tightness and medium and weather resistance.Features:1.Small volume,small weight,good flexibility,easy installation and maintenance.2.It ...