- rectangular hardwood body, bolt-on maple neck, 22-fret rosewood fingerboard with dot inlays, Bo Diddley signature on truss rod cover, three-per-side tuners, wrap around adjustable bridge, two Gretsch humbucker pickups, control layout #1 (four knobs, one switch), available in Red finish, 17.75 in. body width, 9.75 in. body length, 1.625 in. body depth, 25.5 in. scale, mfg. 2000-present.