February 22, 2026
Description
Follow us on Patreon & Instagram for the latest models.
❱ Instagram: https://www.instagram.com/sektor7_studios_3d/
❱ Patreon: https://www.patreon.com/sektor7_studios (commercial license & more beautiful designs)
WATERPROOF KEY CAPSULE - Compact, Secure & 3D Printable 🔒
(PLEASE NOTE: THE MODEL IS AVAILABLE FOR FREE DOWNLOAD, BUT COMMERCIAL USE IS ONLY POSSIBLE THROUGH ONE OF OUR MEMBERSHIPS!)
This capsule is perfectly sized to fit in your hand, offering a perfect grip with its patterned surface. You can attach a keyring, and even if you pull on it, the cap remains stable and secure. The robust 45 degree thread is durable and easy to print. The TPU ring is optional - use it with or without! Ideal for outdoor adventures, everyday carry, and peace of mind.
What color will you print yours in?
PERFECT FIT & GRIP
Designed to fit comfortably in your hand
Patterned surface for an ideal grip
Strong keyring attachment—pulling on it keeps the cap stable
ROBUST & EASY TO PRINT
Durable 45 degree thread—high quality and nearly indestructible
Thread is modeled for smooth printing
OPTIONAL SEAL
TPU sealing ring is optional—use with or without it!
100% SPLASH PROTECTED DESIGN 💧 With a TPU sealing ring, the capsule keeps moisture out and your key dry. Perfect for outdoor use in rain, mud, or wet environments.
ERGONOMIC & KEY RING FRIENDLY ✋
Fits perfectly in your hand
Textured grip for secure handling
Compact size – ideal for keychains
SIMPLE & SMART CONSTRUCTION 🧩
Only 2–3 printable parts
Easy assembly
Sturdy, easy-to-print thread
Strong and stable keyring mounting
3MF-FILE ATTACHED WITH ALL THE SETTINGS!
RECOMMENDED PRINT SETTINGS:
Filament: Bambulab PLA-CF black (used in our makes)
Infill: 15% Gyroid or Grid (or higher to get a higher weight)
Layer Height: 0.2mm
Walls: 3 or 4
Nozzle Size: 0.4mm
Support Structure: needed (be carful when you remove the supports)
Brim: None needed, but when you have adhesion problems than activate the brim
Skirt loop: 1 (optional)
We always go to a lot of effort to publish free models here on MakerWorld. We would also appreciate a small donation :) https://buymeacoffee.com/sektor7_studios
Follow us on Printables and Patreon for more elegant and functional designs.
Support us on Patreon to access exclusive content and be the first to see our new projects. Your support enables us to keep creating innovative and practical designs for makers everywhere:
https://www.patreon.com/sektor7_studios
Greetings
Leon from Sektor 7 Studios
License:
Standard Digital File License
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