Orbit 67765 9-Inch Spring-Loaded Pop-up Micro Riser This spring-loaded riser pops up 9-Inch when water is on, then drops out of sight when not in use Attaches to any 10-Inch -32-Inch male thread micro watering head and to 1/4-Inch distribution tubing Attaches to 1/4-Inch tubing For use with any 10-Inch -32-Inch MT micro head Pops up when water is on and drops out of sight when not in use