Speed Dealer Customs Billet Fucking Gas Tank Cap for Harley 1983-2017 Softail Dyna Sportster CNC Machined from Solid 6061-T6 Billet Aluminum - Made In the USA Hand polished to a mirror finish. All Speed Dealer Products are Road Test and Quality Assurance Approved! Clockwise/Right Hand Thread Unique two piece design for clocking letters.