Technic Brick 2 x 2 with Ball Joint 48171

Add a strong articulation point to Technic mechanisms with the LEGO® Technic Brick Modified 2 x 2 with Rotation Joint Ball 48171. This compact modified brick combines a Technic pin hole with a vertical ball-joint connection, making it particularly useful when a build needs both structural attachment and controlled movement.

Compact Technic Brick with Integrated Ball Joint

Part 48171 can be incorporated into articulated frames, mechanical models, vehicles, robots and creature builds. Its 2 x 2 brick form provides a compact mounting point, while the projecting rotation-joint ball can connect with compatible socket elements to create movable assemblies.

Part 48171 Features

• Modified LEGO® Technic 2 x 2 brick
• Integrated vertical rotation-joint ball
• Technic pin hole for connecting into compatible structures
• Useful for articulated and adjustable mechanisms
• Suitable for Technic vehicles, robots, creatures and mechanical MOCs

Useful for Articulated Builds

The combination of a brick body and ball connection makes 48171 useful for joints where space is limited. Use it to create movable shoulders or hips on robots, adjustable sections on machinery, articulated creature limbs, or other assemblies that require a compact pivot point.

Find similar structural elements in our LEGO® Technic Bricks collection, or browse compatible articulation components in LEGO® Technic Ball Joints & Sockets.