Working pressure: 30kg, explosion pressure: 60kg Made by combination of natural rubber, SBR and other special anti-aging macromolecule materialSoft and light, age-resistantWorking pressure: 30kg, explosion pressure: 60kgDirectly used in air compressorW0574A 10M 10 27*27*8CM 15.5KGW0574B 15M 10 27*27*13CM 25.5KGW0574C 20M 10 30*30*13CM 30.5KGW0574D 25M 10 30*30*13CM 40.5KGW0574E 30M 10 33*33*13CM ...