Beautiful Fretless Zebra wood Electric Guitar Bass Neck Replace 4 string 20 Fret gloss finished. scale length 34 inches connection width :63-64 mm. The hole: 18 mm. String pillow 42 mm Truss Rod Adjustment: At the headstock (Truss rod has been installed already)。Our factory can make you need.Our factory mainly makes a lot of guitar neck and guitar body.We are professional.The product quality is good.Since the shop has just started, the price is low.