Graph Tech Black TUSQ XL extra large jumbo nut blank. Teflon impregnated self-lubricating material provides superior tuning stability and tone. PT-4000-00
- Teflon impregnated self-lubricating material.
- Rich clear tone with bell like highs and big open lows.
- Engineered for maximum vibration transfer.
- Easy to work with - will not chip or flake.
- Laboratory-proven to enhance harmonics up to 200%.
- Used by the world's finest guitar manufacturers.
- No flat or dead spots typical to natural bone or ivory.