The Brick Architect

1×4×3 ½-Arch (Part 80543)

2022-2025CURRENT

Custom LEGO part image © 2025 Tom Alphin / Brick Architect.

External Links

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

LEGO Pick a Brick:

80543 BRICK W/ BOW 1X4X3

Bricklink:

80543 Arch 1 x 4 x 3

Rebrickable:

80543 Brick Arch 1 x 4 x 3

Brickset:

80543 BRICK W/ BOW 1X4X3

LDraw:

80543 Arch 1 x 4 x 3

CURRENTALL YEARS

OVERALL RANK

# PIECES

199(RANK: 1229)

# SETS

# COLORS

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.

Printable LEGO Brick Label

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

1×4×3
½-Arch
80543

Included in legacy LEGO Brick Labels collection.

1×4×3
½-Arch
80543

Small QR codes are hard to scan with some devices.

Date Added: 2024-02-21 12:00:00
Date Modified: 2025-09-23 02:12:46

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This guide uses external data from Rebrickable, BrickLink, Brickset, and LDraw.