4 Grooved String Brass Gold Electric Bass Guitar Bridge Grooved Nut Curved Bone Bass Nut2 Pcs Musical Instrument Accessories: 1 x Beef Bone Cushion and 1 x 4 Strings Brass Guitar Bridge NutThe brass piano cushion is much better than the ABS plastic piano cushion, so you can get a clearer, richer and more stable sound; It can improve the overall rating of the guitar, to improve the sound quality of the guitar has a certain role, as a replacement for the guitar; Suitable for 4-string folk guitar size. It comes out with a pretty good sound.4 string brass guitar bridge nut:Pre-slit, solid brass, durable and compact. Colors: GoldSize: About 38x6x8/8.9mm (LxTxH)100% Brand New and High Quality. Material: BrassBeef Bone Cushions:Pre-slit into 4 Bass StringsMade by Real BonesCurved BottomA great replacement for a nut electric bass guitar; Size 42x3.2x4.6/4.8/4.6mm Color: White Material: Imitation Cowbone Package Contents:1 x Beef Bone Cushion1x4 String Brass Guitar Bridge NutOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.