This 3/8 in. x 7/8 in. x 20 in. braided stainless steel Click Seal toilet connector is designed to offer a high quality and easy to install replacement to your toilet connector. The Click Seal connector nut provides an audible click when the connection is properly sealed to eliminate the guesswork from installation. The nut also cannot be over tightened therefore eliminating the potentially cracking the nut or fill valve shank.