🔩 M30 Bolt Geocache

Turn an ordinary hiding spot into a clever geocaching challenge!

This compact geocache is designed to look like a realistic M30 nut. Thanks to its industrial appearance, it blends naturally into fences, bridges, workshops, machinery and other suitable outdoor locations.

✨ Features

✅ Realistic M30 nut design
✅ Strong and robust bolt body
✅ Reinforced print profile designed to withstand frequent handling by geocachers
✅ Threaded opening mechanism
✅ Space for a small rolled logbook
✅ Designed for a 15 × 3 mm magnet
✅ Compact and easy to hide
✅ Simple and satisfying to print

For better protection against moisture, it is recommended to place a small rubber seal or gasket at the bottom of the bolt.

A fun cache container that can easily create that perfect:

“How did I not notice that?” moment.

Print it, add the magnet, insert the logbook and give local geocachers a clever new challenge! 🧭🌲