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vlastní) Zetor Crystal 8011
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How to Build Small Lego Tractor ZETOR 4011 Major (MOC - 4K) - YouTube
Ursus 912 Tractor - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
4x4 Mercedes-Benz Zetros Trial Truck 42129 | Technic™ | Buy online at the Official LEGO® Shop US