Amazon.com : Rain-bird 5000 Series Rotor Sprinkler Head - 5004 PC Model, Adjustable 40-360 Degree Part-Circle, 4 Inch Pop-Up Lawn Sprayer Irrigation System - 25 to 50 Feet Water Spray Distance (Y54007) (
Rainbird 5004PL-FC-SAM 4" Plus Pop-Up Sprinkler Rotor - EvergreenSprinklers.com
How to adjust a Rain Bird sprinkler head - SIMPLE ADJUST ROTOR 32SA - YouTube
Rain Bird Rotor Screwdriver and Pull-Up Tool CPROTTOOL - The Home Depot