... Tees, Reducing Tees. Female Tees, Male Tees. Equal Elbow, Reducing Elbow, Female Elbow, Male ElbowFemale Adaptor, Male Adaptor. Equal Coupling, Reducing Coupling,etc6 ... properties even at high temperature.blackNut(B)Polyprolene with dye master of high stability to UV rays ... 54004)blue(RAL5005)Clinching ring(C)Polyacetal resin(POM)with high mechanical resistance white and hardnesswhiteBlocking bush(D) ...