Robots (7221): parts list and STL files

Set 7221, Robots, from 2003, has 23 pieces in 16 kinds of part and colour. Here is every part, with the ones you can 3D print at home and the ones to buy.

Get the free print files

Free: an STL file for every part you can print, the parts list and a BrickLink shopping list for the rest. Pro adds print-ready plates for a 256 mm bed and our printing guide. About ProYour Pro includes the print-ready plates.

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Robots, built (3D picture) — What it looks like built. A 3D picture, not a photo, made from the LDraw model by Merlijn Wissink (CC BY 2.0).

See the finished set (photo) on Rebrickable ↗

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19to print

4to buy

3spares

16kinds

19 to print, 4 to buy, 3 spares. Print: plain bricks, plates and beams you can make on a home 3D printer. Buy: clear, printed, rubber, electric and very thin parts, which are better ordered. Spares are the extras in the box.

Every part in set 7221

Parts in set 7221, Robots
Colour	Part	Qty	Print or buy
Blue	3004 Brick 1 x 2	2	Print
Black	30383 Hinge Plate 1 x 2 Locking with 1 Finger On Top	2	Print
Light Gray	30386 Hinge Brick 1 x 2 Locking with 1 Finger Vertical End and 2 Fingers Vertical End, 9 Teeth	2	Print
Light Gray	30540 Hinge Brick 1 x 2 Locking with 2 Fingers Horizontal End, 9 Teeth	2	Print
Blue	3176 Plate Special 3 x 2 with Rounded End, Hole	2	Print
Light Gray	4070 Brick Special 1 x 1 with Headlight	2	Print
Blue	4286 Brick Sloped 33° 3 x 1	2	Print
Dark Gray	73983 Hinge Plate 1 x 4 Swivel Top / Base - Solid Clip [Complete Assembly]	2	Print
Blue	2412b Tile Special 1 x 2 Grille with Bottom Groove	1	Print
Black	3021 Plate 2 x 3	1	Print
Medium Blue	41855 Brick Curved 2 x 2 x 2/3 Two Studs and Lip End	1	Print
Blue	3003 Brick 2 x 2	1 spare	Print
White	298c02 Lever Small Base with Black Lever	2	Buy
Trans-Neon Orange	6141 Plate Round 1 x 1 with Solid Stud	2	Buy
White	298c02 Lever Small Base with Black Lever	1 spare	Buy
Trans-Neon Orange	6141 Plate Round 1 x 1 with Solid Stud	1 spare	Buy

Print set 7221 at home

The set tool makes an STL file for each of the 19 printable pieces, sorted by colour, plus a shopping list for the 4 to buy. Free, no account, and it runs on your own phone or computer.

Get the free print files

Pro adds print-ready plates for a 256 mm bed. About Pro

Parts data: Rebrickable, and it can differ slightly from your box. Part shapes: LDraw Parts Library (CC BY 4.0). Browse all sets. Independent project, not sponsored, authorised or endorsed by any brick company.