RainBird 32SA4PK Simple Adjust Rotor, Pack of 4 Type: Pop-Up Sprinkler Head Type: Gear Drive Features: 1/2 NPT female bottom threaded inlet Spray distance: 19-32 feet Top-adjust arc adjustment requiring only a flat-bladed screwdriver. This rotor comes with a pre-installed 3.0 Rain Curtain nozzle. Nozzle removal feature and easily removable filter screen makes maintenance very simple. Water-lubricated gear-driven design for durable, reliable operation. 40 - 360 degree Part-circle arc rotation and reversing full-circle rotation in one. Radius adjustment screw allows up to 35% radius reduction without changing nozzles. True 4 (10,2cm) pop-up (measured from center of nozzle). Quick Check Arc/Fast Forward. Dual action, positive stop wiper seal protects internals from debris and assures positive pop-up and retraction. Self-adjusting stator does not require replacement whe...