UFO (40129-1) is a Monthly Mini Model Build LEGO set released in 2015 with 39 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Monthly Mini Model Build sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 14 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
2015 (11 years ago — may be retired)
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Catalog scale
39 parts listed · 14 inventory lines tracked
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Minifigures
No minifigs in inventory (brick-only or Technic set)
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Build manual
Digital booklet available on this page — use it to verify bag contents
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Shipping weight (est.)
~51 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
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Market value
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Building instructions
Official LEGO instructions — read on BrickID
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Parts in this set
14 parts · updating…
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![Bracket 1 x 2 - 1 x 4 [Rounded Corners]](https://cdn.rebrickable.com/media/parts/elements/6014615.jpg)
Bracket 1 x 2 - 1 x 4 [Rounded Corners]10201 · ×4 · Light Bluish Gray -
Brick 2 x 2 Corner2357 · ×4 · Blue -
Brick Round 1 x 1 Open Stud3062b · ×1 · Lime -
Brick Round 2 x 2 x 1 2/3 Dome Top, Hollow Stud30151b · ×1 · Trans-Clear -
Dish 6 x 6 Inverted (Radar) with Solid Studs44375b · ×1 · Light Bluish Gray -
Plate 2 x 23022 · ×1 · White -
Plate 2 x 23022 · ×1 · Red -
Plate Round 1 x 1 with Solid Stud6141 · ×8 · Trans-Bright Green -
Plate Round 4 x 4 with Pin Hole60474 · ×1 · Blue -
Plate Round 6 x 6 with Hole11213 · ×1 · Light Bluish Gray -
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)15573 · ×4 · Dark Bluish Gray -
Tile 1 x 1 with Groove3070b · ×4 · Blue -
Tile 1 x 2 with Groove3069b · ×4 · Blue -
Tile Round 1 x 198138 · ×4 · Flat Silver