Its spec and appearance are based on feedback from the artists who were involved in its development in Tokyo, London and YASH in Hollywood. SG1820s are all handmade at YMC in Japan and feature the custom-shop parts relied on by professionals for tour-ready tone, feel and reliability. Features 3-Piece Mahogany Neck Maple and Mahogany Body Graph Tech TUSQ Nut Seymour Duncan Pickups/59 SH-1n, 59 SH-1b Grover Locking Tuners TonePros AVR-II Bridge TonePros T1Z Tailpiece I.R.A. Treatment Made in Japan Vintage White finish Specifications Construction: Set-in Scale Length: 24-3/4 (628.6mm) Body Materials: Maple / Mahogany Body Finish: Gloss Polyurethane Neck Materials: Mahogany 3-Piece Neck Finish: Gloss Polyurethane Fingerboard Materials: Rosewood Fingerboard Radius: 13-3/4 (350mm) Fret wire: Medium Jumbo Number of frets: 22 Nut materials: Graph Tech TUSQ Neck Width @ 0 Fret / 12th Fret: 43.0 / 52.6 mm Thickness @1st Fret / 12th Fret: 20.5 / 25.0 mm Neck Pickup: Seymour Duncan '59 SH-1n Bridge Pickup: Seymour Duncan '59 SH-1b Controls: Front Volume, Rear Volume, Front Tone, Rear Tone Pickup Switch: 3-Position Toggle Switch Bridge: TonePros AVRII String spacing: 10.4mm Tailpiece: TonePros, T1Z Tuning Machines: Grover Locking Tuners Pickguard: 2-Ply Ivory String gauge: D'Addario EXL110 / 0.010-0.046 Case: Hardshell Case Special Features: I.R.A. Treatment