Roasted Flame Maple Rosewood Strat Neck Nitro Satin. This is the neck you will receive. Super high grade flamed maple. Shaft Wood: Roasted Flame Maple. Finish: Satin Tinted Nitro. Neck Back Profile: Modern C. Tuner Hole Size: Modern 10 mm. Fretboard Radius: 9.5. Number of Frets: 22. Inlay Shape: Standard Dots. Thickness at 1st fret: 21 mm. Thickness at 12th fret: 23 mm.