Rainbird Flow Mister 360 Degree Adjustable Spray 10-32 Thread Emission Device Xeri-Spray - Full-Circle Adjustable Mister Adjust flow/radius by turning integral ball valve Uniform emission pattern provides excellent distribution 10-32 self-tapping threads fit into 1/2 in. x 10-32 adapter (10-32A); 1800 Xeri-Bubbler adapter (XBA-1800); and polyflex riser (PFR-12) Ideal for ground cover, mass plantings, annual flower beds, and containers