LEGO® Arch 1 x 5 x 4 30099
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LEGO® Arch 1 x 5 x 4 30099

LEGO® Arch 1 x 5 x 4 30099

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From $0.12

Original: $0.35

-66%
LEGO® Arch 1 x 5 x 4 30099—

$0.35

$0.12

The Story

LEGO® Arch 1 x 5 x 4 is a blue architectural part with a large curved opening, stepped outer sides, and MPN 30099.

LEGO® 1 x 5 x 4 Arch Part

This arch piece creates a tall curved opening while keeping a squared outer profile for surrounding wall sections. The stepped side shape gives the part a strong architectural look without needing several smaller pieces to form the same curve.

Useful Shape for Entrances and Curved Structures

  • Large 1 x 5 x 4 arch format
  • Curved inner opening for doorways, windows, and structural details
  • Stepped outer profile for layered walls and raised sections
  • Side and underside connection points visible for stable placement

Browse more LEGO® arch pieces or explore best-selling LEGO® parts for commonly used building elements.

LEGO® Arch 1 x 5 x 4 30099 - Image 2

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 3

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 4

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 5

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 6

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 7

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 8

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 9

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 10

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 11

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 12

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 13

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 14

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

LEGO® Arch 1 x 5 x 4 30099 - Image 15

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Description

LEGO® Arch 1 x 5 x 4 is a blue architectural part with a large curved opening, stepped outer sides, and MPN 30099.

LEGO® 1 x 5 x 4 Arch Part

This arch piece creates a tall curved opening while keeping a squared outer profile for surrounding wall sections. The stepped side shape gives the part a strong architectural look without needing several smaller pieces to form the same curve.

Useful Shape for Entrances and Curved Structures

  • Large 1 x 5 x 4 arch format
  • Curved inner opening for doorways, windows, and structural details
  • Stepped outer profile for layered walls and raised sections
  • Side and underside connection points visible for stable placement

Browse more LEGO® arch pieces or explore best-selling LEGO® parts for commonly used building elements.