Piston Keyring

🛠️ Free-Moving Piston Keyring – STL FileRev up your prints with this miniature piston keyring, designed for petrol heads and makers who love mechanical detail. Inspired by internal combustion engine components, this keyring features a realistic piston and connecting rod assembly, printed in three separate parts for a free-moving finish.🔧 Print & Assembly DetailsPrint Time: ~18 minutesParts: 3 individual componentsAssembly: Requires glue for final constructionMotion: Fully articulated once assembledMaterial: PLA recommended (but flexible)Weight: 3.01gThis model is quick and easy to print, making it perfect for beginners or anyone looking for a fun, functional accessory. Whether you're adding flair to your keys or gifting a fellow gearhead, this piston keyring delivers charm and engineering spirit in miniature form.🚫 Licensing & UseNon-commercial use only – please do not sell prints of this model.Commercial license available – contact me directly if you'd like to sell or distr