MakerWorld

Gadgets

Tiny Catapult Keychain

by IF PRJ 🌱 · Gadgets

12 Downloads

10 Likes

11 Makes

Tiniest magnetic catapult ever. Ideal for BBs! Tap cover picture for instructions animation!Print in placeFast print 8m29sOnly 2.3g of filamentCompatible with neodymium magnetic discs of D4x2mm

Fidget - miniature catapult BB tiny fast print print in place megnetic beginner's kit

Category

Gadgets

Source

MakerWorld

Published

20.12.2025

Updated

23.04.2026

What you need to print this: Beginner Low confidence

Why?

print-in-place design

Print-in-place

Supports 1/3

Assembly 0/3

Settings 1/3

Bed size 0/3

Post-process 0/3

Printer

FDM / FFF

File format

STL

Material

PLA

Min. bed size

50 mm (Small)

Software

Cura, PrusaSlicer, or similar

Frequently Asked Questions

Which 3D printer is suitable for Tiny Catapult Keychain?

Any FDM printer should handle Tiny Catapult Keychain just fine. It's been printed on machines like Bambu Lab A1 Mini, Prusa Mini+, Creality Ender 3, most FDM printers. A minimum build volume of 50 mm is recommended.

Does Tiny Catapult Keychain need supports when printing?

Nope — Tiny Catapult Keychain is print-in-place, so it comes off the bed ready to use. No supports, no assembly.

What file format is Tiny Catapult Keychain available in?

Tiny Catapult Keychain is available in STL format. These files can be opened and sliced using free software such as Cura, PrusaSlicer, Bambu Studio, or OrcaSlicer for FDM printing, or ChiTuBox and Lychee Slicer for resin printing. The download is provided through MakerWorld.

Is Tiny Catapult Keychain free to download?

Yes, Tiny Catapult Keychain is available as a free download through MakerWorld. Always check the license on the original platform to understand commercial use, remixing, and attribution requirements.

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