Lime green spring model on a hobby desk with A Twist on Desktop Mechanics wording

Spiral-Spring Desktop Catapult Model

$19.99
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Lime green spring model on a hobby desk with A Twist on Desktop Mechanics wording
  • Lime green spring model on a hobby desk with A Twist on Desktop Mechanics wording
  • Complete spring-model purchase advertisement: printed PETG components, made to order, projectiles and nonprinted hardware excluded
  • Lime green spiral-spring desktop catapult model, cup-ended arm raised, on pale studio surface
  • Close-up of spiral and axle detail in lime green PETG with wording Simple Form Visible Mechanics
  • Free surprise fidget with every order: one bonus fidget selected by Indigo Inkworks. Style and color vary; the pictured iris fidget is an example.
  • Lime green spring model on a hobby desk with A Twist on Desktop Mechanics wording
  • Complete spring-model purchase advertisement: printed PETG components, made to order, projectiles and nonprinted hardware excluded
  • Lime green spiral-spring desktop catapult model, cup-ended arm raised, on pale studio surface
  • Close-up of spiral and axle detail in lime green PETG with wording Simple Form Visible Mechanics
  • Free surprise fidget with every order: one bonus fidget selected by Indigo Inkworks. Style and color vary; the pictured iris fidget is an example.
Spiral-Spring Desktop Catapult Model

Spiral-Spring Desktop Catapult Model

$19.99

A compact desktop catapult model with a cup-ended arm and a spiral spring element. Intended for supervised mechanical demonstrations.

3D printed in PETG.

Included: Printed catapult components; projectiles and any nonprinted hardware are not included.

Made to order: processing time 3–5 business days. Printed layer lines are a normal part of the finish.

Use under adult supervision. Never aim toward people, animals or breakable objects.

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