Rubber grommet for the PAR-36 size lights. Locks the bulb onto the housing on the steel housings using 3 tabs like the OEM style. For the Hobbs brand only.
Not for use in the front facing fender lights on JD tractors. Find those here https://www.steinertractor.com/ABC3044-Guide-Glare-Guard-Rubber-Light-Bezel
Rubber grommet, grommet, Par-36, Par36, Rubber