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.

Cyborg

Checking

41601 Cyborg

108 pieces in 48 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.

Look-alike colors in this set

These parts appear in this set in two colors that are easy to confuse. If you are one short in one color, check whether it went in where the other color belongs. Each color has its own element ID in the parts list at the back of the instructions.

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Piece checklist

Bricks Special 32 pieces

  • Brick Special 1 x 1 with Headlight Dark Bluish Gray Part 4070 Element 4211044 ×17
  • Brick Special 1 x 1 with Studs on 2 Sides Light Bluish Gray Part 47905 Element 4213567 ×1
  • Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Light Bluish Gray Part 22885 Element 6123809 ×11
  • Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Red Part 22885 Element 6135130 ×3

Tiles 23 pieces

  • Tile 1 x 4 with Groove Black Part 2431 Element 243126 ×1
  • Tile 2 x 4 with Groove Black Part 87079 Element 4560182 ×1
  • Tile 2 x 4 with White Squares in Black Circles and Red Number 2 Print Black Part 87079pr0143 Element 6213709 ×1
  • Tile 1 x 1 with Groove Light Bluish Gray Part 3070b Element 4211415 1 spare in the box ×5
  • Tile 1 x 2 with Dark Bluish Gray Thick and Thin Lines Print Light Bluish Gray Part 3069bpr0015 Element 6213488 ×1
  • Tile 1 x 4 with Groove Light Bluish Gray Part 2431 Element 4211356 or 2431194 ×3
  • Tile 1 x 4 with Vertical Red Stripe and Dark Bluish Gray Thin Lines Print Light Bluish Gray Part 2431pr0007 Element 6213481 ×1
  • Tile 2 x 2 Corner Light Bluish Gray Part 14719 Element 6065824 ×1
  • Tile 2 x 2 with Groove Light Bluish Gray Part 3068b Element 4211413 ×2
  • Tile 2 x 3 Light Bluish Gray Part 26603 Element 6171894 ×2
  • Tile 2 x 4 with Groove Light Bluish Gray Part 87079 Element 4560183 ×1
  • Tile 1 x 2 with Groove Medium Nougat Part 3069b Element 6021997 ×2
  • Tile 1 x 4 with Groove Medium Nougat Part 2431 Element 6102998 or 4657956 ×1
  • Tile 2 x 2 with Groove Medium Nougat Part 3068b Element 6102990 ×1

Plates 22 pieces

  • Plate 1 x 2 Black Part 3023 Element 302326 ×1
  • Plate 2 x 2 Corner Black Part 2420 Element 242026 Also in Dark Bluish Gray ×1
  • Plate 2 x 3 Black Part 3021 Element 302126 ×1
  • Plate 6 x 6 Black Part 3958 Element 395826 ×1
  • Plate 2 x 2 Dark Bluish Gray Part 3022 Element 4211094 ×2
  • Plate 2 x 2 Corner Dark Bluish Gray Part 2420 Element 4210635 Also in Black ×2
  • Plate 2 x 4 Dark Bluish Gray Part 3020 Element 4211065 ×1
  • Plate 4 x 4 Dark Bluish Gray Part 3031 Element 4243831 or 4211089 ×1
  • Plate 1 x 1 Light Bluish Gray Part 3024 Element 4211399 1 spare in the box ×1
  • Plate 1 x 2 Light Bluish Gray Part 3023 Element 4211398 or 3023194 ×4
  • Plate 2 x 3 Light Bluish Gray Part 3021 Element 4211396 ×1
  • Plate 4 x 4 Light Bluish Gray Part 3031 Element 4243797 or 4211403 ×1
  • Plate 1 x 1 Medium Nougat Part 3024 Element 6215606 or 4645054 1 spare in the box ×1
  • Plate 1 x 4 Medium Nougat Part 3710 Element 6167700 ×1
  • Plate 2 x 2 Corner Medium Nougat Part 2420 Element 6177535 ×2
  • Plate 1 x 1 Trans-Light Blue Part 3024 Element 6513964 or 6252043 1 spare in the box ×1

Tiles Special 11 pieces

  • Tile Special 1 x 2 Grille with Bottom Groove Dark Bluish Gray Part 2412b Element 4210631 ×4
  • Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] Light Bluish Gray Part 99563 Element 6134378 or 6034045 ×7

Bricks 7 pieces

  • Brick 2 x 2 Bright Pink Part 3003 Element 4550359 or 4245307 ×1
  • Brick 1 x 1 Light Bluish Gray Part 3005 Element 4211389 ×4
  • Brick 2 x 2 without Inside Ridges Trans-Red Part 6223 Element 6514092 or 6239416 ×2

Plates Special 6 pieces

  • Plate Special 1 x 4 with 2 Studs, 3 Bottom Tubes Black Part 92593 Element 4599499 ×1
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Dark Bluish Gray Part 15573 Element 6092572 ×3
  • Plate Special 1 x 2 with Clip Horizontal on Side Light Bluish Gray Part 11476 Element 6313114 or 6028812 ×1
  • Plate Special 1 x 2 with Door Rail Light Bluish Gray Part 32028 Element 4211568 ×1

Tiles Round and Curved 4 pieces

  • Tile Round 1 x 1 with Large and Small White Squares Print (Brickheadz Eye) Black Part 98138pr0060 Element 6284077 or 6178627 1 spare in the box ×1
  • Tile Round 2 x 2 with Bottom Stud Holder Light Bluish Gray Part 14769 Element 6052200 ×2
  • Tile Round 1 x 1 Trans-Red Part 98138 Element 6514189 or 6258607 1 spare in the box ×1

Bricks Round and Cones 2 pieces

  • Brick Round 2 x 2 with Axle Hole Trans-Light Blue Part 3941 Element 6514282 or 6273153 ×2

Plates Round Curved and Dishes 1 piece

  • Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Orange Part 4032a Element 6030521 or 4164243 ×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.