Skip to content
Custom branded brick kits for companies, events and launches. Explore business solutions →
  • Home
  • For Business
  • Business Projects
  • About Us
  • Our Thoughts

Need help?

support@buildamoc.com

Follow Us

  • Facebook
  • Instagram
  • LinkedIn
  • Shop MOCs & Others
  • Business MOCs
  • Circuit Cubes
  • Buwizz
  • FAQs
  • What is a MOC?
  • Tips for Purchasing bricks
  • MOCs
  • Architecture
  • Automatons
  • Bricks
  • Figures
  • GBC
  • Mechanisms
  • Modular Buildings
  • Technic
  • Transport & Vehicles
  • TV & Movies
BuildaMOC BuildaMOC
  • MOCs
  • Business MOCs
  • Circuit Cubes
  • Buwizz
  • Stickers
Language
Country/region
Login
0
Cart

Spend €250,00 more and get free shipping!

Your cart is empty

Shop our products
  • Home
  • Shop MOCs & Others
    • MOCs
      • Architecture
      • Automatons
      • Bricks
      • Figures
      • GBC
      • Mechanisms
      • Modular Buildings
      • Technic
      • Transport & Vehicles
      • TV & Movies
    • Business MOCs
    • Circuit Cubes
    • Buwizz
  • For Business
  • Business Projects
  • About Us
  • Our Thoughts
  • FAQs
    • What is a MOC?
    • Tips for Purchasing bricks

BuildaMOC's Thoughts!

What is a LEGO GBC (Great Ball Contraption) and how can I build one? - BuildaMOC

What is a GBC (Great Ball Contraption) and how can I build one?

gbcGerardo GuideraFeb 05, 2022

Follow us

Contact us

Have a question? Send us a message

Whether you have a question about an order, a custom model, a business project or something else, send us a message and our team will point you in the right direction.

Prefer email?

You can also contact us at orders@buildamoc.com.

If you send us files, references or attachments, email is usually the easiest option.

Fields marked * are required.

Need to send files or attachments? Email us at orders@buildamoc.com with your images, references or extra details.

After contacting us, please check your spam or promotions folder and add buildamoc.com to your safe sender list so you don’t miss our reply.

  • For Business
  • Share Your Designs!
  • Contact Us
  • About Us
  • FAQs

BuildaMOC makes creating non-official designs a breeze. We stick to original LEGO® pieces, back MOC designers, and work hard to give you a top-notch experience.


This is not a LEGO Product. These are re-used LEGO elements that have been repackaged or altered from their original form.

LEGO and the LEGO logo are trademarks of the LEGO Group, which does not sponsor, authorize or endorse this site or the modification/customization of LEGO® elements. The LEGO Group does not accept any responsibility for unforeseen and/or adverse consequences following from the modification/customization.

BuildaMOC's Thoughts

We don't usually send a lot, but every so often we slip in a cool MOC that's you'll want to know about!

Language
Language
Country/region
Country/region

© 2026 BuildaMOC

Follow Us

We Accept

American Express Apple Pay Bancontact BLIK Google Pay iDEAL Wero Klarna Maestro Mastercard MobilePay PayPal Shop Pay Union Pay Visa

© 2026 BuildaMOC

  • Opens in a new window.