These are being sold individually. New, never installed but will not ship in the original packaging, Drag Specialties replacement Indicator Light Bulb. This is a 12V #73 Style. It is approximately .750'' long by .200'' in diameter. I believe it will fit quite a few Harley Davidson models throughout the years. As with any part, please verify this will fit your exact year, sub model, light holder before ordering. I am not responsible if it does not fit for you and it will still be yours. Absolutely No Returns/No Refunds/No Excuses. If you have any issues with your item once it arrives, please contact me first before leaving any negative feedback. Thanks for looking.