Pre-war tuners reborn! Our replica 3-on-plate tuners with distinctive engraved motif, as supplied by Waverly to guitar manufacturers from the 1920s to the '40s. They feature authentic steel baseplates and ivoroid knobs, plus 15:1 gear ratio for better tuning than the originals. Golden Age tuners are exclusively from Stewart-MacDonald, made with our eye for details and exact specifications. "One of the goals of the John Renbourn Custom Artist Edition guitar is to reflect the classy simplicity of early Martin instruments. Golden Age tuners provided us with a high quality, economically-priced and highly appropriate choice!"—Dick Boak, Martin Guitars Golden Age tuners are the rebirth of popular early 20th Century tuning machine designs, featuring simple steel plates and open gears. Replacements for the originals have long been sought by collectors and repairmen, to restore older guitars and improve their tuning. Our special relic nickel finish complements vintage hardware and adds an authentic look to reproduction guitars. 15:1 gear ratio for improved tuning Vintage-style riveted worm supports Handsome grained ivoroid knobs with a matte finish 0.236" (6.00mm) string post diameter Original mounting screw spacing (screws incuded) 1-3/8" (34.93mm) string post spacing Relic nickel finish "The Golden Age Restoration tuners are really great. I have just put them onto my 1929 Gibson L-1...I like the fact that someone went to the trouble of making them look right."—John Evans, Brussels Belgium "Great tuners with the right look and feel! The only thing different about them is that they are better made and more functional."—Richard Barnes, Pomona CA