Technic Brick 2 x 4 with 3 Axle Holes

This LEGO® Technic brick combines a standard 2 x 4 studded shape with three cross axle holes running through the centre. Part number 39789 can be used where a compact brick structure needs to support axles, connect moving sections or provide additional reinforcement within a mechanical build.

Technic Brick Features

• Measures 2 studs wide and 4 studs long
• Includes three cross-shaped holes for Technic axles
• Eight upper studs support standard stacked construction
• Brick-shaped body provides a solid mounting point within frames and mechanisms
• Available in the colour variant selected on this product page

Uses in Mechanical Builds

The three axle openings make this element useful for vehicle chassis, wheel assemblies, rotating mechanisms and compact structural frames. It can also connect traditionally studded sections with axle-driven parts without requiring a separate liftarm structure.

Find more elements with the same connection style in our LEGO® Technic bricks collection. You can also explore the wider range of LEGO® Technic parts or compare other structural shapes in the LEGO® bricks collection.