
Working Micro Gear Heart Keychain
The toy they will ask about long after the party.
16k downloads in the maker community
$24.13
Printed in the USA when you order.
- 1.You order it
- 2.We print it fresh
- 3.It ships to you
- Functional rotating gears in a heart shape—actually spins
- Easy assembly with new fixed PLA pins; no glue needed
- Compact keychain size perfect for daily carry or gifts
- Engaging fidget toy that combines mechanics and design
This working micro gear heart keychain merges engineering with sentiment. The heart-shaped design features interlocking gears that genuinely rotate, making it both a functional fidget toy and a conversation-starting accessory.
Designed for easy printing and assembly, the gears are held together with dedicated PLA pins that slot securely into place—no adhesives required. Once assembled, simply attach to your keys and enjoy the satisfying mechanical motion.
Perfect as a Valentine's Day gift, a unique stocking stuffer, or a personal keepsake that celebrates the intersection of art and mechanics.
Will it fit? Check the numbers.
- Size
- 142 × 71 × 20 mmabout the size of a water bottle
- Material
- PLA, solid color
- Made
- In the USA, printed when you order
Sizes come from the real model file, not a guess.
Want a different size? Have your own design?
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