SharkBite 1/2" Stainless Steel Cinch Clamps, 100-PC are specifically designed for use in PEX systems with barb fittings, providing a secure and watertight connection. These durable stainless steel rings firmly attach PEX tubing to barb fittings, ensuring reliability and leak prevention. Installation requires a PEX Clamp Tool, compatible with clamp rings of various sizes up to 1 inch, which tightens the clamps securely for a long-lasting fit. I for both professional plumbers and DIY enthusiasts, SharkBite Stainless Steel Cinch Clamps an easy and effective solution for creating strong, durable connections in your PEX plumbing system. Model Number: UC953CP100