Basic Building Set
Set 503 · Universal Building Set
- Theme
- Universal Building Set
- Subtheme
- Basic
- Released
- 1987
- Pieces
- 39
- Minifigures
- 0
- Status
- Long Retired
- Original MSRP
- $11
Original MSRP$11at release · 1987
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The LEGO® Universal Building Set set Basic Building Set (503) was released in 1987 with 39 pieces at an original price of $11.
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