3D Printed Billy Bookcase Shelf Peg Replacement

Design preview. Rendered from the file, not a photo.

The maker says it fits: Ikea Billy Bookshelf. See the proof

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What it does

Replaces missing Billy shelf pegs so your shelves stay level and secure
Fits standard Ikea Billy bookcases, made from precise measurements of the original part
Get your replacement fast without waiting for shipping from the manufacturer
Print on demand at home so you only make what you actually need

Your Billy bookcase works great until one little peg goes missing. Now your shelf tilts, books slide, and you need a replacement. This 3D-printed peg gets your bookcase back to normal without the hassle of contacting Ikea or paying for shipping.

The design comes from careful measurements of an original Billy peg.

Whether you lost a peg or want spares on hand, this file lets you print exactly what you need, when you need it.

523 downloads in the maker community. That is interest in the design on the site it came from, not our sales.

What it fits

The maker says it fits: Ikea Billy Bookshelf

That is the maker's word, not a fit we measured. Check the size below against your own.

Ikea Billy BookshelfFrom the maker's own listing notes, checked 2026-08-13. See the original post

Brand names here only say what this part fits. We are not connected to those companies, and they did not make or check this part.

What you get

This design prints as one piece.
Nothing else to print or buy for this to work.

What it is made of

Designs like this print well in PLA. Compare the materials.

Printed plastic is strong for its size, but it is not metal. We have not load tested this design, so we do not publish a weight rating. Keep it out of a hot car and away from open flame.