... fittings for plastic tubes, banjo pneumatic fittings, etc.Push-Lock FittingsTube OD: 04, 05, 06, 08, 10 ... -PlatedGripping Collet: AISI 301 (GP Series)Tightness Ring: Brass (GP Series)Push-In fittings with different shape, ... gets older along with the timed, MP series can easily be replaced.Features:Reliablility: Rapid manual ... lathe suchas application if corrosive environment SP series. Push-Lock Fittings