BB.  Vintage Pair Harley-Davidson Panhead Yellow Front Running Lights YMPC SAE D79. Lense measures 3" diameter. Embossed on lenses YMPC SAED79. Tested all threads and they work fine. Lights have not been tested. Good condition with some scrapes, scratches & minor crack in 1 lense as seen in pictures). I will Pack with care...ship with Insurance and delivery confirmation for your protection THANK YOU FOR LOOKING.