Material information Fret: Cupronickel Nut: ABS Dimension information Tuner Hole: 10mm Width at Nut: 42mm With at Heel: 61.5mm(± 0.5 mm Deviation) Thickness at Heel: 27mm Truss Rod: Two-way adjustable, 4mm Allen wrench Adjustable truss rod has been installed at the headstock. Neck wood: Maple Frets: 21 frets