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 range:20,25,32,40,50,63mm or 1/2"-3"3) with nickel coating and golden color 4) Reasonable price, good quality and accepted by many PPR factories5) Brass Insert, Round Brass Knurled Insert, Brass Hexagonal Insert, Brass Square Inserts ...