Check the listing for details. Kluson Waffleback 3x3 - Oval Button - Nickel KVDW-3-NO. Condition: New. Listed at 84.00 USD. Kluson Waffleback 3x3 - Oval Button - Nickel KVDW-3-NO This top of the line tuner is known as the Waffleback™ and has been absent from the market for 40 years. Kluson® is proud to reintroduce this tuner, which was used on numerous high end Gibson® Les Paul®s, ES-355®, Super 400, L5 and early Les Paul® SG Customs. Additional Product Information Important Dimensions: post diameter - 1/4 in. (.25 in.) set screw distance(on center) - 1 1/16 in. (1.065in.) housing width - 21/32 in. (.65 in.) housing length - 1 23/64 in. (1.35 in.) ferrule O.D. - 11/32 in. (.35 in.) Historically used on: 1950's Martin® D-28 1960's assorted (Kay® made) Nationals® 1950's Kay® "Sheryl Crow" Bass 2 X 2 Early 1960's Kay® Basses (4 on a side) 2010 Martin D-28 1955 CFM IV Limited Edition SportHiTech are authorized Kluson dealers, and all products are factory-fresh and carry full manufacturer warranty, and are shipped in original retail packaging. Don't forget to visit our eBay Store: sporthitech