Professional Guitar Nut 5pcs Bone Radiused Bottom Tab 43mm

Enhanced sustain and tone brightness: The material naturally enhances sustain and improves high-frequency clarity, strengthens string vibration transmission, and delivers richer overtones. Size:43mm Length:Standard 43mm length ensures a snug fit for most electric guitars. Bottom Radius 9.5",with a 9.5" bottom radius for precise intonation,these nuts offer superior tone and durability.Versatile design fits both flat and radiused nut slots,enhancing compatibility. These have a little tab on the bottom which allows them to fit in both flat nut slots and radiused nut slots.(when the slot is radiused you simply cut off the tab and it will fit a radiused slot). It helps to better maintain the guitar's intonation, tone, and volume, and reduces friction between the strings and the nut.