Free tool

LEGO Missing Piece Checker

Rule out the usual hiding places first. If the piece really is gone, check the set piece by piece and leave with the element ID LEGO asks for, or a link to buy the part.

Chomly

Checking

41512 Chomly

68 pieces in 32 part and color combinations.

Before you call it missing

Builders who report a missing piece often find it in one of these places. Tick each one off as you look.

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Piece checklist

Bricks Sloped 15 pieces

  • Brick Sloped 45° 2 x 1 with Bottom Pin Black Part 3040b Element 4121966 or 304026 ×2
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Dark Brown Part 54200 Element 6259071 or 6033014 1 spare in the box ×8
  • Brick Sloped 33° 3 x 2 Reddish Brown Part 3298 Element 4216625 ×2
  • Brick Sloped Inverted 33° 3 x 2, Connections between Studs, Ovoid Bottom Pin Reddish Brown Part 3747b Element 4508616 or 4217916 ×2
  • Brick Sloped Inverted 45° 4 x 2 Double with 2 x 2 Recessed Reddish Brown Part 4871 Element 6039192 ×1

Plates 12 pieces

  • Plate 2 x 2 Black Part 3022 Element 302226 ×1
  • Plate 2 x 2 Dark Orange Part 3022 Element 4615606 or 4603741 ×1
  • Plate 2 x 4 Dark Orange Part 3020 Element 4535928 or 4164449 ×2
  • Plate 2 x 2 Red Part 3022 Element 4613974 or 302221 ×1
  • Plate 1 x 1 Reddish Brown Part 3024 Element 4221744 1 spare in the box ×2
  • Plate 1 x 2 Reddish Brown Part 3023 Element 4211150 ×5

Plates Special 9 pieces

  • Bracket 1 x 2 - 2 x 2 Black Part 44728 Element 6117973 or 6048855 ×1
  • Plate Special 1 x 1 with Tooth Black Part 49668 Element 4273590 ×2
  • Plate Special 1 x 2 Side Handle [Free Ends] Black Part 2540 Element 4140588 or 254026 ×2
  • Plate Special 2 x 2 with Towball and Hole Black Part 15456 Element 6448318 or 6359224 ×2
  • Plate Special 1 x 2 5.9mm Centre Side Towball Socket Light Bluish Gray Part 14704 Element 6414561 or 6338165 ×2

Animal / Creature Body Parts 4 pieces

  • Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Black Part 53451 Element 6270103 or 4568385 1 spare in the box ×4

Bricks Curved 4 pieces

  • Brick Curved 2 x 1 No Studs [1/2 Bow] Black Part 11477 Element 6047276 ×4

Bricks Special 4 pieces

  • Brick Special 1 x 1 with Clip Vertical [Open O Clip, Hollow Stud] Black Part 60475b Element 6336977 or 4533771 ×2
  • Brick Special 1 x 1 with Stud on 1 Side Dark Orange Part 87087 Element 4666322 ×2

Bricks Wedged 4 pieces

  • Brick Wedged 2 x 2 Facet Black Part 87620 Element 4584274 ×2
  • Brick Wedged, Sloped 45° 2 x 4 Triple Reddish Brown Part 47759 Element 4626666 or 4518198 ×2

Technic Bricks 3 pieces

  • Technic Brick 1 x 2 [1 Pin Hole] Reddish Brown Part 3700 Element 4211252 ×3

Minifig Upper Body 2 pieces

  • Arm Mechanical with Clip [Thick Support] Reddish Brown Part 98313 Element 6276868 or 6006740 ×2

Plates Round Curved and Dishes 2 pieces

  • Plate Round 1 x 1 with Solid Stud Pearl Gold Part 6141 Element 4523159 1 spare in the box ×1
  • Plate Round 1 x 1 with Solid Stud White Part 6141 Element 6601919 or 614101 1 spare in the box ×1

Technic Pins 2 pieces

  • Technic Pin 1/2 without Friction Ridges Light Bluish Gray Part 4274 Element 4274194 or 4211483 1 spare in the box ×2

Technic Special 2 pieces

  • Technic Ball Joint with Black Eye Print White Part 32474pr1001 Element 6261631 or 6056225 ×2

Tiles Special 2 pieces

  • Tile Special 1 x 2 with Two Vertical Teeth / Tooth White Part 15209 Element 6046384 ×2

Bricks 1 piece

  • Brick 1 x 2 Black Part 3004 Element 300426 ×1

Plates Wedged 1 piece

  • Wedge Plate 2 x 4 Reddish Brown Part 51739 Element 6136322 or 6052822 ×1

Tiles Round and Curved 1 piece

  • Tile Round 2 x 2 with Grinning Nixel Face Print White Part 14769pr1002 Element 6060732 ×1

Tick each piece as you find it, or mark it missing.

When a piece really is missing

Ask LEGO

LEGO takes requests for pieces missing from a new set through its customer service site. The form asks for the set number and each piece's element ID, the number printed beside the piece in the parts list at the back of the instructions. This checker lists both.

Request a replacement from LEGO

Buy the piece

Mark a piece missing and your list links it to an eBay search for that part, which also covers pieces from older or second-hand sets.

Keep a record

Copy or download your missing list (the CSV opens in any spreadsheet), or print the whole checklist and tick pieces off on paper. Your marks stay in this browser, so you can check a big set over several sittings.