... MS58 brass, DZR brass optional, nickle platedChrome plated brass ball, Lead free brass or normal brass optionalBrass stem with ... PTFE bushing and EPDM O-Ring sealingFemale x Female BSP, ISO228 or NPT threaded connectionSize from 1 ... , CuZn40Pb2, DZRBall MaterialBrass as above, lead free brass, Iron ball chrome coatedStem MaterialBrass as above, iron brass coatedSealingPTFE+EPDM O ...