Professional Series, 4, Adjustable Pattern, Pop Up Spray Head, 0 To 360 Degree, Hi Efficiency Rate Nozzle, HE Nozzle Provides Larger Droplet Size Lower Trajectory Reduces Run Times By 35, Patented Pressure Activated CoMolded Wiper Seal, Stainless Steel Reduction Screw, Removable Grit Filter, Stainless Steel Retractable Spring, Easy Nozzle Alignment, 12 Inlet