Best Bass Guitar Nuts of 2026

Joseph Hubbard Avatar
Joseph Hubbard
Last Updated: Jan 9, 2026

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Bass guitar nuts are an essential component of any bass guitar, as they help to maintain the proper string height and spacing. Made from materials such as bone, plastic, or metal, these nuts come in various sizes and shapes to fit specific bass guitar models. They are designed to provide a stable and secure anchor point for the strings, ensuring that they stay in tune and produce clear and consistent sound. Some bass guitar nuts even feature advanced technologies, such as self-lubricating materials or adjustable string spacing, to enhance their performance and ease of use. Overall, bass guitar nuts are a crucial part of any bass guitar setup, and choosing the right one can make all the difference in sound quality and playability.

At a Glance: Our Top Picks

Musiclily Slotted 4 String Bone Bass Guitar Nuts Cover #TOP 1
Musiclily Slotted 4 String Bone Bass Guitar Nuts
ftb score rating icon 9.9
Fender American Series String Nut Precision Bass Cover #TOP 2
Fender American Series String Nut Precision Bass
ftb score rating icon 9.8
Guyker Adjustable Brass Bass Nut Cover #TOP 3
Guyker Adjustable Brass Bass Nut
ftb score rating icon 9.6

Top 10 Bass Guitar Nuts

#TOP 1

Musiclily Slotted 4 String Bone Bass Guitar Nuts

A-002
38x3.5x5/4.5mm
Musiclily Slotted 4 String Bone Bass Guitar Nuts Cover
Musiclily Basic 38mm Flat Bottom Bone Slotted Bass Nut for 4 String Bass Guitar, 38 * 3.5 * 5/4.5mm (Set of 2)

Upgrade your bass guitar with the Musiclily Bass Guitar Nuts. These bone nuts are designed specifically for 4-string bass guitars and feature a flat bottom. With precut slots, they make replacement faster and easier. The string spacing is 1-1/8" (28.5mm), providing the perfect fit for your bass. Made from bleached white bone, these nuts not only look great but also contribute to better tone and sustain. The pack includes 2 pieces, ensuring you have a spare. Enhance the playability and sound of your bass with the Musiclily Bass Guitar Nuts.

What We Like
Precut slots
Flat bottom design
Improved tone and sustain
#TOP 2

Fender American Series String Nut Precision Bass

0994921000
Cream
Fender American Series String Nut Precision Bass Cover
Fender re-Slotted - American Series String Nut Precision Bass

The Fender American Series String Nut Precision Bass is a high-quality Micarta (simulated bone) string nut for electric bass, with a 9.5" radius. It is pre-slotted with string location points to make spacing and positioning a breeze when performing the final nut slot filing. This nut is 1.655" wide and may require some modification for installation.

What We Like
High-quality Micarta (simulated bone) string nut
Pre-slotted with string location points
9.5" radius, 1.655" wide
#TOP 3

Guyker Adjustable Brass Bass Nut

G-nut-018-4BX
gold
Guyker Adjustable Brass Bass Nut Cover
Guyker 4 String Bass Guitar Nut, Adjustable Height Bell Brass Nut Length 38mm Split Regulation Replacement Parts for Jazz Bass, Nut-4BX

The Guyker Brass Bass Nut is a high-quality replacement part designed for 4-string jazz bass guitars. With precise measurements of 38mm in length, 3.5mm in thickness, and 4.8mm in height, it ensures a perfect fit. Made from solid brass, this nut enhances the sustain, clarity, and overall tone of your instrument, making your music sound brighter and more vibrant. You have the added flexibility to adjust the string height to your preference, allowing for a customized playing experience. This nut is compatible with most similar instruments, making it a versatile choice for musicians.

What We Like
Improves tone and sustain
Adjustable height for customization
Durable solid brass material
Compatible with various instruments
#TOP 4

Guyker 4-String Bone Nut for Bass Guitar

G-nut-023-BTW-4269-white2pcs
Guyker 4-String Bone Nut for Bass Guitar Cover
Guyker Bass Guitar Bone Nut - 4 String Flat Bottom Pre-Slotted Bone Nuts Replacement Parts Accessories for PB JB Precision Bass Jazz Bass Set of 2 White, 42x6x9mm BTW-4269

The Guyker Bass Bone Nut is designed specifically for 4-string bass guitars, helping you eliminate annoying fret buzz for a cleaner sound. Made from durable cattle bone, this nut offers a solid build with minimal pores, giving it a smooth and attractive finish. It helps keep your bass guitar in tune longer by reducing string friction at the nut, making tuning more stable and reliable. Pre-slotted to fit popular bass models like Precision Bass and Jazz Bass, this high-quality bone nut is a great upgrade for your instrument, offering both improved performance and a professional look.

What We Like
Durable cattle bone material
Reduces fret buzz
Improves tuning stability
Pre-slotted for easy installation
#TOP 5

Metallor 4 String Graphite Bass Guitar Nut

NUGB 01
Black
Metallor 4 String Graphite Bass Guitar Nut Cover
Metallor 4 String Graphite Bass Guitar Nut Pre-Slotted Top Nut Compatible with PB Bass Black 43 x 9 x 6mm Set of 2pcs.

The Metallor 4 String Graphite Bass Guitar Nut is a pre-slotted top nut that is compatible with Precision Bass or similar bass guitars. It is made of high-quality genuine graphite, which is self-lubricating and offers improved sustain and reduced tuning issues. The nut is 43mm x 9mm x 6mm and has pre-cut string slots for easy installation. It may require sanding and shaping for a perfect fit and improved action.

What We Like
Made of high-quality genuine graphite
Self-lubricating for improved sustain and reduced tuning issues
Pre-cut string slots for easy installation
#TOP 6

Metallor Black Cattle Bone Bass Nut 4-String

NU 007B-BK
Black
Metallor Black Cattle Bone Bass Nut 4-String Cover
Metallor 4 String Black Cattle Bone Bass Nut Pre-Slotted Top Nut Flat Bottom 42mm x 6mm x 3mm Compatible with Fender PB Bass Guitar Parts Replacement Black.

The Metallor Bone Bass Nut is designed to improve your bass guitar’s sound and playability. Made from real black cattle bone, it offers a tough and resonant material that enhances your tone with a warm, rich quality, much better than plastic nuts. Its size and 7.25" radius make it a perfect fit for precision bass guitars, ensuring comfortable string spacing for smooth playing. Plus, the nut comes pre-slotted, so you can install it easily without extra work. If you want a quality upgrade that brings better sound and convenience, the Metallor Bone Bass Nut is a great choice.

What We Like
Real cattle bone material
Pre-slotted for easy installation
Compatible with precision bass guitars
Improves tone quality
#TOP 7

Musiclily Pro 41.91mm Slotted Precision Bass Bone Nut

MX2102IV-2
Musiclily Pro 41.91mm Slotted Precision Bass Bone Nut Cover
Musiclily Pro 41.91mm Slotted Precision Bass Bone Nut Curved Bottom for 4-String Fender Style P-Bass, Ivory (Set of 2)

The Musiclily Pro 41.91mm Slotted Precision Bass Bone Nut is a great option to replace and upgrade the nut on your Fender Precision style bass guitar. It is pre-slotted for a quick and easy install, and is made of buffalo bone, which provides better tone than plastic. The package includes two nuts, and customers have found them to be a great replacement for the cheap plastic that was on their bass guitar.

What We Like
Pre-slotted for a quick and easy install
Made of buffalo bone for better tone
Great replacement for the cheap plastic
#TOP 8

OVSAL Brass Guitar Nut 42.5mm for 6-String Electric Guitar

Z-1002
Brass
42.5mmx6mmx2.9mm
OVSAL Brass Guitar Nut 42.5mm for 6-String Electric Guitar Cover
OVSAL Guitar Nut Electric Guitar Brass Nut 42.5mm Brass Guitar Nut for 6 String Electric guitar Replacement Parts

The OVSAL Brass Guitar Nut is designed specifically for 6-string electric guitars, making it a perfect replacement part if you need to upgrade or fix your instrument. Measuring 42.5mm, it fits well on most models and ensures proper string spacing for comfortable play. Made from durable brass, this nut enhances your guitar’s resonance and sustain, helping your notes sound richer and last longer. The smooth, glazed finish allows your strings to glide easily over the nut, which improves tuning stability and reduces wear. If you want a reliable nut that boosts your guitar’s performance, the OVSAL Brass Guitar Nut is a great choice.

What We Like
Improved resonance and sustain
Enhanced tuning stability
Durable brass material
Smooth string movement
Accurate string spacing
#TOP 9

Musiclily 38mm Brass Bass Nut for 4-String

194296014213, 194296014220
4-String 38x6x9mm
38x6x9mm
Musiclily 38mm Brass Bass Nut for 4-String Cover
Musiclily Basic 38mm Pre-Slotted Electric Bass Brass Nut for 4-String Precision Jazz Bass, 38x6x9mm

The Musiclily Brass Bass Nut is designed specifically for 4-string electric bass guitars, so make sure your instrument's nut slot size matches before purchasing. Crafted from high-quality brass, this nut offers durability and resistance to corrosion, ensuring long-lasting performance. Its 38mm length and 29mm string spacing provide a comfortable fit, helping you maintain proper string alignment for better playability. The flat-bottom design combined with precise pre-slotted grooves makes installation easier and saves you time. Overall, the Musiclily Brass Bass Nut is a reliable upgrade that brings convenience and durability to your bass setup.

What We Like
Durable brass material
Pre-slotted for easy installation
Fits 4-string bass guitars
Corrosion resistant
Accurate string spacing
#TOP 10

Guyker Adjustable Brass Roller Nut for 4-String Bass Guitar

G-nut-017-4X
4 String Nut
Guyker Adjustable Brass Roller Nut for 4-String Bass Guitar Cover
Guyker 4 String Bass Guitar Nut, Height Adjustable 38mm Brass Roller Nut Split Regulation Replacement Parts, 38 * 6MM*7MM

The Guyker Brass Bass Nut is designed to enhance your 4-string bass guitar experience. Measuring 45mm long, 6mm thick, and 7mm high, it fits most similar instruments, so you should check the size before buying. Made from solid brass, this nut is built to last while offering a compact design. Using brass helps improve your bass's sustain, clarity, tone, and brightness, giving your sound a noticeable boost. The adjustable height feature lets you customize the string height easily, allowing you to find the perfect setup for your playing style and comfort. This makes it a practical upgrade for better tune-ability and overall performance.

What We Like
Adjustable string height
Durable solid brass
Improves tone and sustain
Compact design
Buying Guide Image

The Definitive Bass Guitar Nuts Buying Guide

Material

The material of the nut is an important factor to consider, as it will affect the tone and playability of your instrument. Nuts are typically made of materials like bone, plastic, or metal, with each material offering its own unique characteristics. For example, bone nuts are known for their warm, rich tone, while plastic nuts are more affordable and have a brighter, more focused sound. Metal nuts, on the other hand, are durable and provide good string vibration transfer, but they can also add a bit of brightness to your tone.

Width

The width of the nut is another important factor to consider. A nut that is too wide or too narrow can cause string buzzing or difficulty playing in certain positions on the neck. Most bass guitars are designed for a nut width of around 1.5 inches, but it's always a good idea to measure the width of your current nut to ensure that you get a replacement that will fit properly.

String Slots

The string slots on the nut are another important factor to consider. The slots should be cut to the correct depth and width to ensure that the strings are seated properly and do not buzz or rattle against the frets. If the slots are too deep, the strings may have too much downward pressure on the nut, which can cause them to break or go out of tune. On the other hand, if the slots are too shallow, the strings may not be seated properly, which can cause them to buzz or rattle against the frets.

Compatibility

Lastly, it's important to make sure that the nut you choose is compatible with your bass guitar. Different bass guitars have different nut widths and string spacing, so it's important to choose a nut that will fit your instrument properly. It's also a good idea to check the manufacturer's specifications to make sure that the nut you choose is compatible with your particular model of bass guitar.

Frequently Asked Questions (FAQs)

1. Are bass guitar nuts universal?

Bass guitar nuts can be made from different materials and can be installed on any bass guitar with some modifications like filing and sawing. They are considered to be universal.

2. What size are the nuts on a bass?

The nut width of most 4-string basses ranges from 38mm (1.5′′) to 43mm (1.7′′). When choosing a bass guitar nut, it's important to consider the nut width as it affects the thickness of the neck at the deepest frets.

3. How do I know what guitar nut to buy?

To choose the right guitar nut, consider the length, thickness, height, and string spacing. Also, select the appropriate material type. Match the product sizing code with the material prefix to find the exact nut you need.

4. Should a bass nut be glued?

It is recommended to glue the bass nut to ensure a secure fit and prevent gaps at the nut/fingerboard joint. Two drops of super glue are typically used. If necessary, the nut can be removed later with a firm tap of a hammer.

5. What size nut for 5 string bass?

For a 5-string bass, a brass nut with dimensions of 45mm x 6mm is commonly used.

6. Does guitar nut affect tone?

Yes, the guitar nut material and density can significantly impact the tone. Nuts made of bone, plastic, brass, or graphite are commonly used. The nut is one of the points that transfer the string vibrations to the wood, making its density important for tone production.

7. Why do bass have brass nuts?

Brass nuts on bass guitars can improve sustain, clarity, tone, brightness, and tuneability. They are pre-slotted for easy installation and are compatible with 5-string basses and similar instruments.

8. What happens if guitar nut is too wide?

If the guitar nut slot is too wide, the string may move side to side, causing loss of energy during vibration. This can impact sustain, tone, and tuning. Filing the nut slot may be necessary, but caution should be taken to avoid making it too low.

9. How tall should a bass nut be?

The height of a bass guitar nut should be set between 0.0130′′ and 0.045′′. This translates to a height of 0.036mm to 0.11mm. To measure the nut height, fret the strings at the third fret and measure the distance between the top of the first fret and the bottom of the strings.

Editor's Notes

During our bass guitar nut research, we found 24 bass guitar nut products and shortlisted 10 quality products. We collected and analyzed 5,201 customer reviews through our big data system to write the bass guitar nuts list. We found that most customers choose bass guitar nuts with an average price of $8.67.

The bass guitar nuts are available for purchase. We have researched hundreds of brands and picked the top brands of bass guitar nuts, including Musiclily, Fender, guyker, Metallor, OVSAL. The seller of top 1 product has received honest feedback from 1,218 consumers with an average rating of 4.8.

Written by
Joseph Hubbard Avatar

Joseph Hubbard is a music producer and runs a musical instrument store in Chicago. Joseph is happy to help others choose the instrument that best suits their needs. He loves everything related to music and often publishes articles related to music on key websites.