Professional Series, 2″, Adjustable Pattern, Pop Up Spray Head, 0 To 360 Degrees, Hi Efficiency Rate Nozzle, H.E. Nozzle Provides Larger Droplet Size & Lower Trajectory & Reduces Run Times By 35%. Patented Pressure Activated Co-Molded Wiper Seal, Stainless Steel Reduction Screw, Removable Grit Filter, Stainless Steel Retractable Spring, Easy Nozzle Alignment, 1/2″ Inlet.