Looking to add extra protection or detail to your LEGO® action figures or custom builds? The Hero Factory Armor with Ball Joint Socket - Size 4 is a great choice for upgrading your creations.
This armor piece features a bright yellow finish and a streamlined design, measuring 4 x 3 studs. It comes with a built-in ball joint socket, making it easy to attach to compatible figures or structures for added articulation. Often used in LEGO® Hero Factory sets, this part is ideal for building up a character’s defense or adding dynamic, mechanical elements to robots, vehicles, or imaginative sci-fi builds. Its versatile shape and secure connection help bring action scenes and custom designs to life.
Receive the weekly ToyPro newsletter and stay up to date on the latest news about ToyPro and LEGO®, MOCs and much more. Discover LEGO®
Successful! ToyPro will keep you updated from now on. Welcome to the club.
Are you missing a part from a LEGO set? Look it up easily by entering the set number below.