universal for uPVC,AC,CS,CI & DI pipe DN40-DN600(1-1/2"--24") good quality, ... competitive prices universal for uPVC,AC,CS,CI & DI pipe DN40-DN600(1-1/2"--24") good quality,competitive ... gland EPDM rubber gasket carbin steel bolting grade 8.8 with rubber protection capsSize available: DN40--DN600 (1-1/2 ... /16other size and specs. available upon request ductile iron pipe fittings stepped coupling