This 3/4 inch stainless steel cinch clamp is used for connecting SDR9 PEX tubing to crimp type PEX fittings. It is made from corrosion resistant annealed 304 stainless steel, and can be used with both brass and poly-alloy PEX fittings. The special patented close-ear design is designed so that the cinch clamp indexes or stays in position over the PEX fitting barbs for fast, accurate placement. It meets all national dimensional codes and standards and is NSF listed. Package of 10.