National Reso-Phonic Guitars NRP Steel Tricone, resonator guitar, steel body nickel plated, resonator 3 x 6" cones hand spun, headstock style peghead, headstock logo engraved, neck material hard rock maple, rosewood fretboard, fretboard binding Ivoroid, fretboard markers mother of pearl, 19 frets, fretwire W.106 H.039, bridge type T bridge, scale length 25,7", 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 6 oz, hardshell case included