Voyager II Pop Up Gear Drive Sprinkler Head, Versatile Spray Distance From 25' To 52', Adjustable From A Part To Full Circle Spray Pattern, Low Profile 4" Pop Up Height, Gear Drive Rotor Provides Even & Complete Water Coverage As Well As A Quiet Spray, Easy To Remove Filter Prevents Clogging From Dirty, Non-Potable Water Sources, Compatible Replacement For All Major Brands Of Gear Drive Rotors, Comes Pre-Installed With A 3 Gallon Per Minute Nozzle & A Bonus Rack Of Nozzles To Adjust Each Sprinkler To Achieve Equal Yard Coverage.