?COMPATIBILITY?Faucet bonnet nut is compatible with Delta R10000 series shower valve, and works with RP46074, RP19804 shower cartridge in 1300/1400 series tub faucet. ?PREMIUM QUALITY?RP22734 replacement bonnet nut is made of high-quality material, which comes with solid construction and clean threads to ensure a secure fit and long-lasting performance. ?EASY INSTALLATION?RP22734 faucet repair cartridge bonnet nut can be easily installed. Clean up the threads on the valve body with wire brush. And wipe the dust and particles on the bonnet nut before installation to prevent the bonnet nut can be rotated difficult or cannot be tightened. ?PACKGE CONETENTS?Replacement faucet bonnet nut is an important part of the shower faucet and the bathtub, which is used to fix the ink cartridge into the valve. In order to ensure that your seal kit is installed correctly in the valve body, it is best to check the sealing and replace the bonnet nut when replacing the cartridge. ?AFTER BUYING SERVICE?Please feel free to contact us if you have any question about faucet RP22734 nut through Amazon.