material: pvc,polyester and so on color: blue, red, brown, green, orange, grey, black application: agriculture, mine, construction and mill we mainly supply camlock couplings (cam & groove quick couplings), guillemin coupling, tw coupling, bauer type coupling, chicago coupling, ground joint coupling, sandblast coupling, king combination nipple, din2817 safety clamp, t-bolt superior clamp, double bolt clamp, whipcheck safety cable, washdown gun, etc. oem service is also one of our main business.