Since 1916 PowerBilt Golf has designed golf clubs the world's best have used to win such tournaments as The Masters, the U.S. open, and the PGA Championship. Today, PowerBilt is pushing the limits on technology with REAL innovation. USGA Conforming, Air Force One woods feature Nitrogen Charged Club Heads, faces as thin as 2.6mm, the largest sweet spot in golf, and maximum COR regardless of swing speed. And all Air Force One woods feature customized speed-rated shafts from Fujikura. New Nitrogen Charged Air Force irons also feature the hottest and thinnest face in golf. PowerBilt also remains the No. 1 choice for junior golfers; and the PowerBilt Air Force One irons were named to the 2011 and 2013 Golf Digest Hot List. Plus One Sports, Inc., is the U.S. licensee of the PowerBilt brand. PowerBilt is a division of the Hillerich & Bradsby Co., a family owned-company which has been making golf clubs since 1916. Based in Louisville, Ky., Hillerich & Bradsby is also the maker of the world-famous Louisville Slugger bats and Bionic gloves.