Home → Tank Trailer Products → Fittings → Cam & Groove → Part DA → Stainless Steel → Cam & Groove - Stainless Steel - 3" Part D x 2" Part A - 3/4" Blowdown Assembly with 3/4" Standard Port Ball Valve (BVS-SP-NPT-075) and 3/4" Male End Crows foot (QC-SS-ME-075) Loosely Attached