Small Parts. Big Detail. Built for Custom Projects.
KNJ 3D Printing is focused on highly detailed automotive-style parts, custom model components, and hard-to-find pieces that help builders complete their projects with more personality, precision and realism.
Need a Custom Part?
Designed for the builders who notice the tiny things.
A build often comes down to the details: the wheel style, the engine look, the accessories that makes your build complete. Our goal is to make those detail parts easier to find, easier to request, and easier to add to your project.
Parts with purpose, not filler.
Engines
Distributors
Wheels
Custom Requests
Send a sketch, reference photo, dimensions, or product idea.
A simple path from idea to printed part.
Browse or Request
Choose from existing product categories or send a custom part request.
Review the Details
We check the idea, product direction, or reference details before moving ahead.
Print with Purpose
The part is prepared with the project use and visual detail in mind.
Ready for Your Build
Your order is packed and sent out so it can become part of the final build.