3 Pack Hunter 269400 Protective Rubber Cap for PGP Rotor, Sprinkler Cap Replacement Rubber Top for PGP Series, Hunter Sprinkler Head Cap, Hunter Rubber Replacement Cap with Included LED Keychain Light :
Hunter PGJ Sprinkler Head - Rainmaker Irrigation
Amazon.com: Hunter Pro Spray Shut Off Cap - 213600 Does not fit PGP
How to adjust Hunter PGP gear drive rotor - Sprinkler Repair - YouTube