12-In. Toilet Connector, Click Seal, Braided Stainless Steel, 3/8 Compression x 7/8-In. Female Ballcock Thread
12", click seal connection, braided stainless steel, toilet connector, 3/8" female compression thread x 7/8" female ballcock thread, a click seal nut clicks when connector has proper seal, prevents over tightening & cracking of the connector nut & fill valve shank.