How many pieces are in the 2 x 2 Bricks (System)?

2 x 2 Bricks (System) contains 33 pieces.

What age is the 2 x 2 Bricks (System) recommended for?

This set is recommended for ages 18+.

When was the 2 x 2 Bricks (System) released?

2 x 2 Bricks (System) was released in 1966.

🏛 Supplemental

Set #420-4

2 x 2 Bricks (System)

Name: 2 x 2 Bricks (System)
Brand: LEGO
SKU: 420-4

The 2 x 2 Bricks (System) set is a foundational piece of LEGO history.

🏆 Best For: Ideal for LEGO historians or those needing a few basic black 2x2 bricks. ⏱ 0.15 hr build 🧩 33 pcs

★★★☆☆ 3.2

A simple, historical LEGO set appreciated by collectors for its vintage charm, though lacking the building complexity of modern sets. The main appeal lies in its connection to the early days of LEGO, rather than its play value.

Check price on Amazon

📝 Our Take

The 2 x 2 Bricks (System) set is a foundational piece of LEGO history. Released in 1966, this supplemental set provides a handful of the most essential LEGO elements, allowing builders to expand their creations and add detail to existing sets. It represents the core simplicity and versatility that defines the LEGO system.

This set is perfect for vintage LEGO enthusiasts and those interested in the history of the LEGO brick. While not a standalone build, it offers a tangible connection to the early days of LEGO and can be a valuable addition to a historical collection.

Skip this if you are looking for a complex building experience or a display model. This set is purely a parts pack; consider modern sets with intricate builds and detailed designs if you want a more engaging building 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 2 x 2 Bricks (System) - building tips, investment potential, comparisons, or anything else!

Try asking:

How does this vintage set compare to modern LEGO brick packs? What is the best way to store and preserve a vintage LEGO set like this? How much would this set be worth if it were still sealed in its original packaging? What other vintage LEGO sets complement this basic brick pack?

🧱 Building Experience

🧩

Pieces

⏱

0.15h

Build Time

📊

Beginner

Difficulty

Build Highlights:

Simple and quick to sort into your collection
Provides essential building blocks
Offers a glimpse into early LEGO packaging
Great for expanding existing sets

📈 Investment Analysis

→ Price stable

Investment Grade

⏳ Active

The 2 x 2 Bricks (System) set from 1966 holds moderate investment potential, primarily driven by its age and status as a vintage LEGO item. Complete, unopened sets in good condition are likely to command a premium among collectors interested in the history of LEGO. However, the value is heavily dependent on the set's condition and completeness. Given its small size and the availability of individual bricks, the potential for substantial appreciation is limited compared to larger, more complex vintage sets. The main risk lies in storage conditions affecting the box and the bricks themselves, which can significantly impact value.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

⚖ Compare Similar Sets

Lots of Bricks

Classic • 1,000 pcs

$59.99

Medium Creative Brick Box

Classic • 484 pcs

$34.99

Playtime Building Set

Classic • 900 pcs

$49.99

This set is fundamentally different from modern LEGO sets that focus on complex builds and intricate designs. While sets like the LEGO Classic series (e.g., 11030-1) offer a broader range of colors and piece types, this vintage set provides a unique historical context. Collectors interested in the evolution of LEGO may prefer this set, while those seeking a diverse building experience should opt for modern alternatives.

📦 Full Parts Inventory - 1 unique parts • 33 total pieces

Brick 2 x 2 witho...

Part #: 3003a 33× Black

This set contains 33 basic black 2x2 bricks without inside ridges, which are useful for detailing vintage-style LEGO creations or supplementing a collection of basic building blocks. The bricks themselves are standard LEGO elements, but their historical context adds to their collectibility.

🛒 Where to Buy

💎 Notable Parts

Black Brick 2 x 2 without Inside Ridges (33x) $4.95

Est. BrickLink Part Value

$4.95

💡 MOC Potential

🏙 Adding details to larger city layouts.

🏰 Expanding castle walls and towers.

🚗 Detailing classic LEGO vehicles.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

1 video found

BlockTalk AI

LEGO Technic sets like the 42038 Arctic Truck and 42075 First Responder are positively received by YouTubers, with reviewers like SuperdanTech and RacingBrick providing comprehensive unboxing, speed build, and review content. The positive sentiment is driven by the engaging building experience, though detailed critiques beyond the build process are limited.

Lego Technic 42075 First Responder unboxing, review & speed build

RacingBrick • 500.0K views Review

What the Community Says

1 YouTube reviews

BlockTalk AI Summary

SuperdanTech's videos focus on the LEGO Technic 42038 Arctic Truck, highlighting the unboxing experience and providing a time-lapse build, taking approximately 2 hours. RacingBrick's review of the LEGO Technic 42075 First Responder includes a special guest and detailed sections on unboxing, speed build, features, and a summary.

Reddit Reviews

No Reddit reviews found

YouTube Reviews

1 video

Lego Technic 42075 First Responder unboxing, review & speed build

RacingBrick

500.0K views Review

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

Inventory Statistics

Unique Parts

Total Pieces

Minifigures

Inventory Version: 6

A Piece of History!The 1966 2x2 Bricks Set