National Reso-Phonic Guitars Style 1 Tricone, resonator guitar, brass body nickel plated, resonator 3 x 6" cones hand spun, headstock style slotted, headstock logo decal, neck material mahogany, ebony fretboard, fretboard binding Ivoroid, fretboard markers mother of pearl, 19 frets, fretwire W.106 H.039, bridge type T bridge, scale length 25", nut material bone, width at nut 1.825", width at 12th 2.3", vintage-style National brand tuners, upper bout width 10.25", lower bout width 14.25", overal length 39", depth of body 3.125", weight 9 lbs 8 oz, hardshell case included