LEGO 78666 Arch 1 x 2 Inverted - Main Product Image

LEGO 78666 Arch 1 x 2 Inverted in Bright Light Yellow - Authentic LEGO Part

LEGO 78666 Arch 1 x 2 Inverted in Red - Authentic LEGO Part

LEGO 78666 Arch 1 x 2 Inverted in Tan - Authentic LEGO Part

LEGO 78666 Arch 1 x 2 Inverted in White - Authentic LEGO Part

LEGO 78666 - Arch 1 x 2 Inverted

Name: LEGO 78666 - Arch 1 x 2 Inverted
Brand: LEGO
SKU: 438000296
Price: 0.15 EUR
Availability: InStock

€0,15

Color: Bright Light Yellow

Condition: New

New Used

Product variants

Low stock: 2 left

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Quantity

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LEGO 78666 - Arch 1 x 2 Inverted

Home › All Parts › Arch › 78666

Authentic LEGO® Part 78666
This genuine Arch 1 x 2 Inverted is available in multiple options. Perfect for MOCs, replacements, or expanding your collection.

📋 Product Specifications

Part Number	78666
Part Name	Arch 1 x 2 Inverted
Category	Arch
Part Type	PART
Element IDs	Red: 6369577

✅ Compatibility & Usage

✓ 100% compatible with all LEGO® sets and bricks
✓ Perfect for MOCs (My Own Creations)
✓ Ideal for replacements and repairs
✓ Great for sorting and organizing

📦 Condition Guide

🆕 New Brand new, never used. Perfect condition straight from the factory.

♻️ Used Previously owned but in good condition. May show light wear but fully functional.

✨ Quality Guarantee

100% Genuine LEGO® parts
Thoroughly cleaned and inspected
Satisfaction guaranteed
Safe & secure packaging

🔗 Explore Related Products

Color	Bright Light Yellow, Red, Reddish Brown, Tan, White
Condition	New, Used

Compatibility & Usage

System compatibility

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LEGO® System (1958–present): designed to work with standard LEGO bricks, plates and sets.

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Technic: connects where applicable via studs, pins or axles (depending on the item).

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DUPLO®: limited compatibility. Many LEGO System elements attach on top of DUPLO studs; DUPLO does not fit on top of standard LEGO studs.

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Other brick brands with System dimensions may fit; clutch strength can vary.

System-compatible Technic interface (where applicable) DUPLO: limited fit Brand mix possible†

Usage & notes

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Contents: see product description for exactly what is included (e.g., minifigures, accessories, box or instructions).

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Condition: New/Used as stated on the product page. Color shades and clutch can differ between production runs.

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Safety: Small parts. Not suitable for children under 3 years. Follow the age guidance for the item.

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Tip: When mixing brands or older/newer pieces, test clutch before building large sections.

Includes only listed items Age guidance applies Photos may be representative

LEGO®, DUPLO® and the brick configuration are trademarks of the LEGO Group, which does not sponsor, authorize or endorse this site. †Compatibility with non-LEGO brands may vary.