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Train Base 6 x 16 Old with Magnets
Part

Train Base 6 x 16 Old with Magnets

4178a

Magnets and Holders

Appears in 9 official sets

Catalog rarity

Uncommon

Found in 9 official sets — not everyday bulk-lot filler.

Based on official set inventories in our catalog — not market price or production volume.

Best sets to source this part

Smallest official sets that include this element — useful when you only need one piece, not the whole theme.

Train Base 6 x 16 Old with Magnets (part 4178a) is a Magnets and Holders used in 9 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.

  • → Category: Magnets and Holders
  • → Appears in 9 official sets
  • → Scan a photo to identify this part instantly
  • → Compare market prices

Market value

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Related parts (prints, molds, alternates)

Sets containing this part

10 sets