[COMPATIBLE WITH] These chlorinator parts are compatible replacements for Auto Feeder/Chlorinator 320 and 322. [PART NO & QUANTITIES] R172272 (½Inch 90-Degree NPT x tube Connector w/nut *2), R172091 (5/8Inch OD 320 chlorinator feeder tubing *1), R171097 (Tube support Spring *1). [LONG-LASTING PERFORMANCE] These pool chlorinator parts kit are made of durable plastics, which improve the aging resistance, high elasticity, corrosion resistance and high temperature resistance, and can be used in chlorinated swimming pools for many years. [EASY INSTALLATION] A perfect fix for worn or components, installation is quick with no specialty tools required. Simply remove the old part and snap the replacement into place - your chlorinator will restart chlorine output instantly. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Plastic Package Contents: 2 * ½Inch 90-Degree NPT x tube Connector w/nut, R172272 1 * 5/8Inch OD 320 chlorinator feeder tubing, R172091 1 * Tube support Spring, R171097 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.