Brass Insert For PPR Fittings Size range:20,25,32,40,50,63mm or 1/2"-3" Supply to PPR fittings factories Brass ... Insert For PPR Fittings1) With 59 brass or CW6172)Size ... color 4) Reasonable price, good quality and accepted by many PPR factories5) Brass Insert, Round Brass Knurled Insert, Brass Hexagonal Insert ...