A black and red 3D-printed electric bass with P and J pickups
Photo: XDr4g0nX via Thingiverse, CC BY-NC-SA. Resized and converted to WebP.
Strings · Bass guitar

Bass Guitar Body V2

A printed P/J electric bass body, reinforced with steel rods, built on a donor neck

Designed by XDr4g0nX, published on Thingiverse

CC BY-NC-SA 4.0 No commercial use Build info 1/5

Licence verified on Thingiverse, 21 October 2026.

Version
V2 (the designer's latest)
Neck
Yamaha RBX170 donor neck
Pickups
Precision (P) and Jazz (J)
Reinforcement
2 steel rods, 10 mm × 35 cm, through the core
On Thingiverse
251 likes · 14 comments (as of 21 Oct 2026)

About the Bass Body V2

A 3D-printed body for a four-string electric bass. The designer, XDr4g0nX, says it's fully tunable and playable, keeps its tuning like any other bass and plays great. Version 2 adds two 10 mm steel rods, 35 cm long, through the core. The designer found printed parts alone weren't strong enough for a bass's string tension.

It isn't a complete printed instrument. You fit a donor neck, a Yamaha RBX170 (you could take one from a cheap used bass), plus a P and a J pickup and the usual bass bridge, controls and wiring. That makes it a good project if you have an old bass to rebuild, or want to learn how an electric bass goes together. The Thingiverse page has the files but only a short description and no step-by-step guide, so you'll need some guitar-building know-how.

What you'll need

Printed parts

  • The body parts (see the file list on Thingiverse)

Bought parts

  • A Yamaha RBX170 neck (the body is made to fit it)
  • 2 steel rods, 10 mm × 35 cm
  • A Precision (P) and a Jazz (J) bass pickup
  • A bass bridge, controls, jack, wiring and strings: not listed on the page, but every electric bass needs them

Tools

  • A 3D printer
  • Bed size isn't stated; check the parts in your slicer
  • Basic guitar tools: screwdrivers, a soldering iron for the wiring

Photos

More of the designer's photos are on Thingiverse. See them on Thingiverse ↗

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