... B,C,D,E,F,DC,DP Material: Aluminum or,Brass, or Stainless Steel 304/316 Camlock FittingsDetailed Product DescriptionModel No: ... A,B,CD,E,F,DC,DPMaterial : Aluminum,or Brass, or Stainless Steel Size: From 1/2"-6"Features: 1. ... . Cam arms on aluminum couplings and brass couplings are brass, stainless steel are provided on stainless steel coupling, pp and nylon aluminum/brass/stainless steel Camlocks