We are offering polypropylene camlock coupling. 1. Product name: polypropylene(pp) camlock coupling 2. Material of polypropylene(pp) camlock coupling: polypropylene 3. Sizes of polypropylene(pp) camlock coupling: 1/2"--4" 4. Types of polypropylene(pp) camlock coupling: a b c d e f dc dp. 5. Packages of polypropylene(pp) camlock coupling: carton box