Set 503
39 parts 39
LEGO Instructions unavailable

Basic Building Set

Reference: #503 · released in 1987

Themes: Universal Building Set › Basic

The LEGO Basic Building Set toy set was released in 1987 within the Universal Building Set and Basic themes. This construction toy contains 39 parts.

This set from LEGO includes a total of 39 parts distributed across 19 distinct unique parts.

39
Total parts
19
Unique parts
LEGO
Universe
Instructions unavailable The building instructions of this set are not available for now

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