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1×1×1⅔ Brick, Studs 3-Sides (Part 7729)

2025-2026NEW

Custom LEGO part images © 2014-2026 Brick Architect LLC.

External Links

LEGO parts are described differently on other websites and may use different part numbers.

LEGO Pick a Brick:
7729 BRICK 1X1X1 2/3, W/ 6 KNOBS
Bricklink:
7729 Brick, Modified 1 x 1 x 1 2/3 with Studs on 3 Sides
Rebrickable:
7729 Brick Special 1 x 1 x 1 2/3 with 6 Studs on 3 Sides
Brickset:
7729 BRICK 1X1X1 2/3, W/ 6 KNOBS
LDraw:
7729 Brick 1 x 1 x 1.667 with Studs on 3 Sides
 CURRENTALL YEARS
OVERALL RANK
2540
3012
# PIECES
8(RANK: 2199)
42(RANK: 2573)
# SETS
1(RANK: 2890)
10(RANK: 3702)
# COLORS
2(RANK: 2003)
4(RANK: 2767)

Ranking based on buying one copy of every LEGO set, counting the number of sets containing each part, then sorting by part and color.

Overall Rank is a weighted score combining the number of parts, sets, and colors produced.

Current ranking based on sets released between 2021-2025. (2026 not included because too few sets have been released and inventoried at this time.)

Printable LEGO Brick Label

Requires a compatible Brother Label Printer — learn more at brickarchitect.com/labels.

1×1×1⅔
Studs 3-Sides
7729
.LBX

New Label! Not included in legacy LEGO Brick Labels collection.

1×1×1⅔
Studs 3-Sides
7729
.LBX

Small QR codes are hard to scan with some devices.

Date Added: 2026-01-18 11:51:18
Date Modified: 2026-01-18 11:59:48

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