The product is a set of four used High Pressure Tri-Clamp fittings from the Sanitary Solutions brand. These fittings have a 1"-1.5" size and are designed for use in hydraulics, pneumatics, pumps, and plumbing applications. The Tri-Clamp design ensures a secure and hygienic connection for sanitary systems, making it a valuable addition for various industrial and commercial settings. Made in the USA, these fittings offer reliability and quality for your piping needs. One clamp is missing one bolt see pictures Ss6
eBay