This LEGO® Spring Shooter is a compact 1x4 launcher mechanism designed to add real firing action to custom builds. The integrated spring mechanism launches a small projectile with a simple trigger, making it a popular element for vehicles, defensive structures, and mechanical contraptions. Builders often use this launcher to create functional play features or hidden firing systems inside larger models.

Spring-Loaded Launcher Mechanism

This element combines the shape of a standard 1x4 brick with a built-in spring mechanism. The design allows the launcher to integrate neatly into vehicles, turrets, and structural builds while still providing a reliable firing action.

• Integrated spring mechanism: launches the projectile using a compact internal spring.
• 1x4 brick footprint: easy to incorporate into many builds without altering structure.
• Simple trigger system: the top lever activates the launcher with a quick press.

Compatible Projectile

This launcher is designed to fire a specific projectile element. Make sure to pair it with the correct ammunition for full functionality.

• Required projectile: Bar 8L with Round End (Spring Shooter Dart)

Build Functional Launchers

Spring shooters are widely used to add working launch mechanisms to vehicles, defensive platforms, and experimental MOCs. Because the launcher fits into standard building geometry, it can be hidden inside structures or mounted externally as part of a larger mechanism.

Browse more mechanical firing elements in our LEGO® cannons and launchers collection, or explore handheld weapon elements in our LEGO® guns and blasters.