Muhammad Ali autographed photos are great additions to a sports room, home or office. This Muhammad Ali Autographed 16x20 Photo Framed - Steiner Authentic has been authenticated by Seller and will come with a Certificate of Authenticity. Prime One Sports is your one stop shop for 100% authentic Muhammad Ali signed memorabilia. Your order will ship out within 1 business day. This signed photograph is a must have for a Muhammad Ali memorabilia collection. Your photo ships quickly and securely to you.