גיטרה בס אקוסטית סיגמה מוגברת SIGMA BME     Body Size:  J-14 Fret Top:  Solid Sitka Spruce Back & Sides:  Mahogany Neck:  Mahogany Nut:  Bone Saddle:  Bone Fingerboard:  Indian Rosewood Scale Length:  34” (864 mm) Neck width at nut:  1.58” (40,1 mm) Tuning Machines:  Chrome, diecast Electronics:  Sigma Preamp (with Tuner) Strings: D´Addario PBB170