The 6643-00 is the perfect option to replace and upgrade the nut on your acoustic or electric guitar.
It is pre-slotted to make for a quick and easy install.
| Measurements | Thickness | Length | Height | E to E |
| Inches | 0.234 | 1.689 | 0.313 | 1.387 |
| Millimeters | 5.95 | 42.9 | 7.95 | 35.25 |
Black TUSQ XL nuts are designed to boost guitar tone and performance. These precision-engineered nuts are made with a specially formulated material that couples the strings' vibrations to the neck and brings out the hidden harmonics and richness in every note. It is based on the highly resonant TUSQ man-made ivory but is permanently lubricated to improve the tuning performance of the guitar.
Best for Electric Guitars and BASS.
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