Hinge Plate 2 x 4 with Articulated Joint (3640 / 3639)
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Hinge Plate 2 x 4 with Articulated Joint (3640 / 3639)

Hinge Plate 2 x 4 with Articulated Joint (3640 / 3639)

$1.61

Original: $4.60

-65%
Hinge Plate 2 x 4 with Articulated Joint (3640 / 3639)—

$4.60

$1.61

The Story

Unlock engineering creativity with the LEGO® Hinge Plate 2 x 4 with Articulated Joint. This two-part assembly (3640 + 3639) gives builders the flexibility to create foldable, swiveling, or adjustable elements within their MOCs or set rebuilds. Perfect for functional doors, wings, ramps, and more!

Product Features:

  • Includes both hinge components: Top Plate (3640) and Bottom Plate (3639)
  • Assembled to form a rotating 2 x 4 hinge connection
  • Fully compatible with standard LEGO® bricks and plates

Suggested Build Ideas:

  • Starship Boarding Ramps: Create fold-down ramps for spacecraft or heavy transport builds
  • Modular Furniture: Design adjustable chairs, tables, or ladders
  • Secret Passages: Build hinged wall panels that swing open to reveal hidden treasures

Did You Know?

This classic hinge combination has been around since the 1980s and was a favorite in early LEGO® space and castle sets for its ability to introduce motion before ball joints became mainstream.

Explore the full LEGO® hinge parts collection for more creative motion solutions.

LEGO® parts are intended for ages 4 and up. They may pose a choking hazard for children under 3 years old.

Hinge Plate 2 x 4 with Articulated Joint (3640 / 3639) - Image 2

Details & Craftsmanship

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

Description

Unlock engineering creativity with the LEGO® Hinge Plate 2 x 4 with Articulated Joint. This two-part assembly (3640 + 3639) gives builders the flexibility to create foldable, swiveling, or adjustable elements within their MOCs or set rebuilds. Perfect for functional doors, wings, ramps, and more!

Product Features:

  • Includes both hinge components: Top Plate (3640) and Bottom Plate (3639)
  • Assembled to form a rotating 2 x 4 hinge connection
  • Fully compatible with standard LEGO® bricks and plates

Suggested Build Ideas:

  • Starship Boarding Ramps: Create fold-down ramps for spacecraft or heavy transport builds
  • Modular Furniture: Design adjustable chairs, tables, or ladders
  • Secret Passages: Build hinged wall panels that swing open to reveal hidden treasures

Did You Know?

This classic hinge combination has been around since the 1980s and was a favorite in early LEGO® space and castle sets for its ability to introduce motion before ball joints became mainstream.

Explore the full LEGO® hinge parts collection for more creative motion solutions.

LEGO® parts are intended for ages 4 and up. They may pose a choking hazard for children under 3 years old.