Thank you for your comment. This will be from a manufacturer called VOSICKY. This is a 4.5 inch Harley fog lamp, purchased from Amazon below. I hope it can be helpful. www.amazon.co.jp/VOSICKY-%E3%83%9C%E3%82%B9%E3%82%AD%E3%83%BC-Davidson-%E3%83%8F%E3%83%BC%E3%83%AC%E3%83%BC%E3%83%80%E3%83%93%E3%83%83%E3%83%89%E3%82%BD%E3%83%B3-IP67%E9%AB%98%E9%98%B2%E6%B0%B4/dp/B079ZSL8JF?th=1&psc=1
This lamp belongs to a manufacturer called Bosky. I live in Japan and bought it on Amazon. 4.5 inch size fog lamp with squid ring for Harley. www.amazon.co.jp/VOSICKY-%E3%83%9C%E3%82%B9%E3%82%AD%E3%83%BC-Davidson-%E3%83%8F%E3%83%BC%E3%83%AC%E3%83%BC%E3%83%80%E3%83%93%E3%83%83%E3%83%89%E3%82%BD%E3%83%B3-IP67%E9%AB%98%E9%98%B2%E6%B0%B4/dp/B01N4P96G4?th=1&psc=1