【Precision Fit for Seamless Replacement】 Engineered to fit bodies with a 65mm heel width and a 42mm nut width. This bolt-on neck ensures a straightforward installation process, providing a perfect and secure fit for your DIY repair or custom build project. 【Unfinished Maple & Rosewood for Custom Tones】 Crafted from solid maple for bright attack, clear definition, and sustained resonance, paired with a rosewood fretboard that adds warmth and smoothness to your tone. The unfinished state allows you to apply your preferred oil, stain, or paint for a personalized finish. 【20-Fret Rosewood Fretboard for Smooth Playability】 The comfortable 20-fret rosewood fretboard offers a smooth, fast playing surface. This provides full access to a wide tonal range, making it ideal for various music genres from rock and funk to jazz and blues. 【Bolt-On Design for Easy Installation】 The straightforward bolt-on design mirrors professional standards, making installation and future adjustments or replacements simple. Four-bolt mounting offers a rigid connection between the neck and body, enhancing sustain and overall stability. 【Ideal Upgrade for DIY Luthiers & Bass Players】 Whether you're replacing a damaged neck, upgrading your current bass, or building a custom instrument from scratch, this unfinished neck is your perfect canvas. It combines professional specifications with the flexibility for complete customization.