Inventory for 20211-1: Inventor's Lab

This set inventory has been obtained from LEGO Customer Services replacement parts page. It may not be complete or accurate. The right-hand column indicates whether the piece may be available from LEGO Customer Services.

Important note: We do not control this inventory and cannot currently make changes to it. Use it as a guide to the contents of the set, or to find out part numbers when requesting replacements.

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Part Image Qty Colour Category Design Part name In sets Introduced in
4142135 2 Black Beams 32316 Technic 5M Beam 179 2000
6006140 1 Black Beams, Special 74695 Beam 1X2 W/Cross And Hole 57 2009
389426 4 Black Bricks And Beams, Special Ø 4,85 3894 Brick 1X6, Ø4,9 141 1994
4121966 4 Black Bricks With Slope 3040 Roof Tile 1X2/45° 268 1996
292126 2 Black Bricks, Special 2921 Brick 1X1 W. Handle 62 1994
4118624 2 Black Bricks, Special 30237 Brick 1X2 W. Horizontal Holder 40 2000
370526 2 Black Connectors 3705 Cross Axle 4M 797 1990
370626 2 Black Connectors 3706 Cross Axle 6M 654 1990
4512363 2 Black Connectors 59443 Cross Axle, Extension, 2M 175 2005
4157108 1 Black Figure, Head Clothing 41334 Mini Pixie Cap 66 2002
4177431 2 Black Functional Elements, Gear Wheels And Racks 32270 Double Conical Wheel Z12 1M 181 2002
4255563 2 Black Functional Elements, Gear Wheels And Racks 32498 Double Conical Wheel Z36 28 2005
459926 1 Black Interior 4599 Tap Ø4.9/6.4 166 1996
4114689 1 Black Plates, Special 32124 Technic Rotor, 2 Blades 40 1998
4140588 12 Black Plates, Special 2540 Plate 1X2 W. Stick 274 1997
4539442 2 Black Plates, Special 64566 Plate Hexagonal W Stand. Ø 48 11 2009
6030718 2 Black Plates, Special 12825 Plate 1X1 W. Up Right Holder 106 2008
474026 1 Black Plates, Special Circles And Angles 4740 Parabola Ø16 123 1996
614126 9 Black Plates, Special Circles And Angles 6141 Round Plate 1X1 515 1991
4109995 3 Brick-Yel Bricks 3004 Brick 1X2 200 1998
4112982 2 Brick-Yel Bricks 3009 Brick 1X6 79 1998
4113915 4 Brick-Yel Bricks 3005 Brick 1X1 110 1998
4162465 2 Brick-Yel Bricks 3622 Brick 1X3 68 2001
6030729 12 Brick-Yel Bricks With Bows 42023 Brick 1X6 W/Bow, Rev. 2 2013
4114322 8 Brick-Yel Bricks With Slope 3039 Roof Tile 2X2/45° 65 1998
4118866 2 Brick-Yel Bricks With Slope 3660 Roof Tile 2X2/45 Inv. 53 2000
4121972 2 Brick-Yel Bricks With Slope 3040 Roof Tile 1X2/45° 87 1998
4129996 1 Brick-Yel Bricks With Slope 4460 Roof Tile 1X2X3/73° 26 2000
4159196 10 Brick-Yel Bricks With Slope 3665 Roof Tile 1X2 Inv. 42 2001
4516055 3 Brick-Yel Bricks With Slope 54200 Roof Tile 1X1X2/3, Abs 35 2010
6030731 2 Brick-Yel Bricks With Slope 2449 Roof Tile 1X2X3/74° Inv. 2 2013
4565452 5 Brick-Yel Functional Elements, Gear Wheels And Racks 6589 Conical Wheel Z12 95 2007
4113917 4 Brick-Yel Plates 3023 Plate 1X2 226 1998
4113993 2 Brick-Yel Plates 3795 Plate 2X6 107 1998
4114001 3 Brick-Yel Plates 3032 Plate 4X6 73 1998
4114077 6 Brick-Yel Plates 2420 Corner Plate 1X2X2 69 1998
4114309 1 Brick-Yel Plates 3020 Plate 2X4 158 1998
4114324 2 Brick-Yel Plates 3460 Plate 1X8 66 1998
4121921 3 Brick-Yel Plates 3623 Plate 1X3 90 1999
4124067 2 Brick-Yel Plates 3666 Plate 1X6 90 1999
4155708 4 Brick-Yel Plates 3794 Plate 1X2 W. 1 Knob 95 2001
4159553 3 Brick-Yel Plates 3024 Plate 1X1 77 2001
4509897 2 Brick-Yel Plates 3035 Plate 4X8 30 2007
4211087 4 Dk. St. Grey Bricks And Beams, Special Ø 4,85 2458 Brick 1X2 W. Horizontal Snap 77 2001
4560177 2 Dk. St. Grey Connectors 87083 Cross Axle 4M With End Stop 83 2010
4210651 3 Dk. St. Grey Plates 6636 Flat Tile 1X6 136 2003
4211001 2 Dk. St. Grey Plates 3710 Plate 1X4 342 1991
4227398 2 Dk. St. Grey Plates, Special 3709 Plate 2X4, 3Xø4.9 58 2004
4249891 3 Earth Blue Bricks 3004 Brick 1X2 27 2005
4528488 16 Earth Blue Plates 3069 Flat Tile 1X2 30 2008
4211421 1 Med. St-Grey Bricks With Slope 3298 Roof Tile 2X3/25° 52 2001
4211622 2 Med. St-Grey Connectors 6590 Bush For Cross Axle 423 1993
4211807 1 Med. St-Grey Connectors 3673 Connector Peg 482 1993
4211815 1 Med. St-Grey Connectors 4519 Cross Axle 3M 660 1995
4211753 1 Med. St-Grey Figure Accessories In Hand 3900 Sign - Stop 20 2005
4211760 1 Med. St-Grey Figure Accessories, Upper Body 42446 Mini Fig. Back Plate W. Knob 47 2004
4211542 2 Med. St-Grey Plates, Special 32001 Plate 2X6 W. Holes 55 1998
4278273 6 Med. St-Grey Plates, Special Circles And Angles 2654 Slide Shoe Round 2X2 136 2004
4539060 2 New Dark Red Plates 2431 Flat Tile 1X4 43 2008
4539097 7 New Dark Red Plates 3023 Plate 1X2 86 2006
4550169 1 New Dark Red Plates 3070 Flat Tile 1X1 15 2009
4650498 2 Tr. Plates, Special Circles And Angles 98138 Flat Tile 1X1, Round 37 2012
370001 3 White Bricks And Beams, Special Ø 4,85 3700 Technic Brick 1X2, Ø4.9 125 1994
4111971 1 White Bricks, Special 4733 Brick 1X1 W. 4 Knobs 48 1999