Mobile Crane (Plate Base) (128-3) is a 4.5V LEGO set released in 1971 with 38 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing 4.5V sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 22 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
1971 (55 years ago — may be retired)
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Catalog scale
38 parts listed · 22 inventory lines tracked
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Minifigures
No minifigs in inventory (brick-only or Technic set)
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Build manual
No digital manual in our catalog — check the box tab or LEGO.com
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Gray era
Pre-2004 set — may use old light/dark gray instead of bluish gray
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Shipping weight (est.)
~78 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
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Market value
No estimate on BrickID yet
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Parts in this set
22 parts · updating…
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Brick 1 x 13005 · ×2 · Yellow -
Brick 1 x 23004 · ×2 · Trans-Clear -
Brick 1 x 43010 · ×1 · Yellow -
Brick 1 x 83008 · ×2 · Black -
Brick 2 x 4 without Cross Supports3001a · ×4 · Black -
Brick 2 x 4 without Cross Supports3001a · ×1 · Yellow -
Brick Special 2 x 4 with Wheel Holder Old, Clear Bottom, Red Inside7049bc01 · ×2 · Black -
![Hinge Plate 2 x 9 with Hole Close to Hinge [Complete Assembly]](https://cdn.rebrickable.com/media/parts/photos/4/3324ac01-4-c534db8f-9b31-4a45-bfc2-124ff5c30543.jpg)
Hinge Plate 2 x 9 with Hole Close to Hinge [Complete Assembly]3324ac01 · ×2 · Red -
Hook, Plate 1 x 2 with Crane Hook Right3127b · ×1 · Red -
Plate 1 x 23023 · ×4 · Red -
Plate 2 x 23022 · ×2 · Red -
Plate 2 x 43020 · ×1 · Red -
Plate 2 x 83034 · ×1 · Red -
Plate 4 x 63032 · ×2 · Red -
Plate 6 x 163027 · ×1 · Black -
Plate Special 2 x 4 with Train Coupler Open with Magnet Short Cylinder Blue737ac02 · ×1 · Red -
Plate Special 2 x 4 with Train Coupler Open with Magnet Short Cylinder Red737ac01 · ×1 · Red -
Plate Special 3 x 2 with Rounded End, Hole3176 · ×1 · Red -
String Cord Medium Thickness 50cm7916c50 · ×1 · Black -
String Reel Winch 4 x 4 x 2 with Metal Handle, Red Drum586c01 · ×1 · Yellow -
Train Wheel Spoked for Wagonupn0383b · ×4 · Red -
Turntable 4 x 4 - Old Type Complete - Faceted3404ac01 · ×1 · Red