... Universal Coupling, camlock coupling, coupler of claw, compressor coupling Size:1/4"-2 Male Female Hose Products: ... US type Compressor Coupling, Unversal Coupling Male type Feature: 1) ... coupling, claw coupler, Universal Coupling,coupler of claw, compressor coupling2) Material: Carbon Steel or Malleable Iron 3) ... be of interesed to you, pls no hesitate to contact with us.