How many pieces are in the Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves?

Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves contains 100 pieces.

LEGO Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves set M20-2315-100

Pin it

No. M20-2315-100

Modulex

Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves

Q: When was the Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves released?

Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves was released in 1963.

The Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves is a fascinating piece of LEGO history.

Time on the shelf Retired

Released Jan 1963

Check price on eBay

Before you buy

Who it's for: Beginner build Ideal for LEGO history buffs and collectors interested in early LEGO system elements.
Build: 100 pieces · about 0.5 hours Build time is an estimate.
Availability: Likely retired

★★★☆☆ 3.8 AI-generated review score, not a customer rating

Collectors appreciate the set's historical value, but modern builders find little use for the basic Modulex bricks. A niche item primarily for LEGO enthusiasts interested in the brand's origins.

📝 Our Take

The Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves is a fascinating piece of LEGO history. These early Modulex bricks offer a glimpse into the origins of the LEGO system and its evolution towards the interlocking bricks we know today.

This set is perfect for LEGO historians and collectors interested in the evolution of the brick. The box offers a tangible connection to the LEGO Group's past and a unique opportunity to own a piece of its early innovation.

Skip this if you're looking for a modern building experience or complex models. These are simple, basic bricks intended for architectural modeling rather than intricate builds. Consider modern LEGO Architecture sets for a more contemporary experience.

New

Ask BlockTalk about this set

AI assistant with full set data

BlockTalk

Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Modulex Box - 100x Brick 1 x 1 x 5 with Vertical Grooves - building tips, investment potential, comparisons, or anything else!

Try asking:

What is the historical significance of Modulex bricks? How do Modulex bricks differ from modern LEGO bricks? What are the best ways to display and preserve vintage LEGO sets? Where can I find more information about the history of the LEGO Group?

🧱 Building Experience

🧩

100

Pieces

⏱

0.5h

Estimated Build Time

📊

Beginner

Difficulty

Build Highlights:

Simple, straightforward building experience
Focus on the historical significance of the Modulex bricks
Opportunity to explore early LEGO design principles
Excellent for creating micro-scale architectural models

⚖ Compare Similar Sets

Architecture Studio

Architecture • 1,210 pcs

Bricks and Animals

Classic • 1,500 pcs

Large Creative Brick Box

Classic • 790 pcs

This set is unique in its historical context. It's less about the building experience and more about owning a piece of LEGO history. Modern LEGO Architecture sets offer a similar architectural modeling experience with more advanced building techniques and greater detail. Collectors interested in vintage LEGO may also consider other early LEGO System sets or TECHNIC sets from the same era.

📦 Parts Inventory

Piece count: 100
Parts cataloged in this inventory: 1 unique parts, 100 pieces

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

This set is unique for including 100 Modulex bricks, providing a solid supply for micro-scale building. The Modulex White color is standard, but these bricks are relatively rare compared to modern LEGO elements.