CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
Green plastic twist-lock mini dome for flash lamps.
Used in many pinball machines.
Reference:
03-8171-2603-8171-11Data East / Sega / Stern 550-5030-04