Basic Building Set (504-1) is a Basic LEGO set released in 1985 with 41 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. This set includes 19 unique part types.
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Parts in this set
19 parts · updating…
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Brick 1 x 13005 · ×2 · Yellow -
Brick 1 x 23004 · ×2 · Blue -
Brick 1 x 23004 · ×1 · White -
Brick 1 x 23004 · ×4 · Red -
Brick 1 x 23004 · ×1 · Trans-Clear -
Brick 1 x 23004 · ×3 · Black -
Brick 1 x 23004 · ×3 · Yellow -
Brick 2 x 23003 · ×2 · Yellow -
Brick 2 x 23003 · ×2 · Blue -
Brick 2 x 23003 · ×2 · White -
Brick 2 x 23003 · ×3 · Red -
Brick 2 x 23003 · ×2 · Black -
Brick 2 x 43001 · ×1 · Blue -
Brick 2 x 43001 · ×3 · Red -
Brick 2 x 83007 · ×1 · Red -
![Brick Special 2 x 2 [Red Wheels for Single Tyre]](https://cdn.rebrickable.com/media/parts/ldraw/0/3137c01.png)
Brick Special 2 x 2 [Red Wheels for Single Tyre]3137c01 · ×2 · Black -
Plate 2 x 33021 · ×2 · Red -
Plate 2 x 43020 · ×1 · Red -
Tyre 15 x 6 Offset Tread Small3641 · ×4 · Black