16mm Male "O" Ring.
Specification:Application: 86-85 BUI/OLDS/PONTHOSE Length: 30.625
Warning: SOME PRODUCTS WE SELL MAY CONTAIN ONE OR MORE CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS OR REPRODUCTIVE HARM. For more information please visit https://oehha.ca.gov/proposition-65