... threaded quick coupling C 1.Size:1/2-6 2.Types: A,B,C,D,E,F,DC,DP 3.Samples:free samples 4.Certificate ... : ISO9000 pvc reducing threaded quick coupling C 1,Material: 304,316,316L,304L,CF8,CF8M ... .031.501.500.040.0417-209-132-3pvc reducing threaded quick coupling C pvc reducing threaded quick coupling C pvc reducing threaded quick coupling C