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Planetary Gearbox Demo

From $37.90or $6.32/mo for 6 mo.
MaterialSelected: PLA
Surface FinishNone

Actual result may vary slightly by material.

SizeLongest edge: 101 mm
10mm100mm500mm1000mm2000mm
mm
76 × 101 × 79 mm
126 cm³ · ~156 g (PLA)
About the size of a coffee mug
This is about the size of…
About the size of a coffee mug
Quantity
Bulk: 5+ 10% off · 20+ 20% off
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Material · PLA$18.90
Finish · None$0.00
Shipping (parcel)$19.00
Subtotal (×1)$37.90
Total$37.90
Volume tier: base-rate5-8 days
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In Stock · Ships in 2-3 days

Marcus Reed
5 designs · 9.4K likes
3.0K 39K 12 3.4K

3:1 planetary set — sun, planets and ring gear all print in one go with zero supports. 0.25 mm clearance spins freely straight off the bed in PLA.

# Gears# Gearbox# Teaching# Support-free

Specifications

71%
Printability
126 cm³
Volume
41K
Triangles
Yes
Watertight
Dimensions
3.0 in
Length
3.1 in
Width
4.0 in
Height
Source: STEP · 17.8 MBpetg / nylon / abs
Manufacturability
  • 8 overhangs steeper than 55° detected. Enable supports or reorient on the plate.

We auto-optimize slicing after checkout to avoid these issues.

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Comments8

0/500
  • Kenji Arita@kenjiarita15 days ago

    Just came off the printer — detail is way better than I expected, layer lines are basically invisible.

    22
  • Nora Grant@noragrant20 days ago

    How did you handle that surface blend? Would love to learn the workflow.

    1
  • Ryan Whitaker22 days ago

    Scaled to 150% and got some corner lift. A brim sorted it out.

    30
  • Archimedes' Cat@archimedescat24 days ago

    Would a 0.2 mm layer height hurt the transition at the top?

    4
  • Camille Duval29 days ago

    Scaled to 150% and got some corner lift. A brim sorted it out.

    18
  • Archimedes' Cat@archimedescat1 month ago

    Resin version is unreal. Straight onto the shelf.

    9
  • Archimedes' Cat@archimedescat1 month ago

    Resin version is unreal. Straight onto the shelf.

    39
  • Nova Forge Studio@novaforge1 month ago

    Got the physical one today. Better than the photos, honestly.

    33