Upgrade the look and feel of your amplifier with these custom 3D printed amp knobs, designed to fit 6mm shafts commonly found on DIY and aftermarket audio amplifier boards. Perfect for boombox builds, Bluetooth amps, tool-box builds, and custom audio projects.

These knobs are designed with DIY builders in mind—simple, clean, and functional, while still adding a custom touch to your build. Whether you’re replacing cheap stock knobs or finishing off a premium custom case, these are built to look right at home.

✅ Features

• Designed for 6mm round or D-shaft potentiometers
• Optimized for DIY audio amplifiers & boombox builds
• Lightweight but durable design
• Easy press-fit (no set screws required unless stated)
• Clean, modern look that complements custom enclosures
• Ideal for Bluetooth amps, Class-D boards, and DSP builds

🧰 Recommended Use

• DIY Bluetooth boomboxes
• Tool box speaker builds
• Custom amp cases
• Electronics enclosures
• Replacement knobs for budget amp boards

🖨️ Print Recommendations

• Material: PLA / PLA+ (PETG recommended for high-heat environments)
• Layer Height: 0.2mm
• Infill: 20–30%
• Supports: Not required
• Orientation: Print flat for best shaft tolerance

⚠️ Notes

• This listing is for 3D printable files only (unless otherwise stated).
• Fit may vary slightly depending on printer tolerances—test fit recommended.
• For personal use only unless you have a commercial license.
• Amplifier, potentiometer, and electronics not included.