LEGO Pearl Dark Gray Hero Factory Armor with Ball Joint Socket Size 4 (14533 / 90640)

LEGO Pearl Dark Gray Hero Factory Armor with Ball Joint Socket Size 4 has been used in at least 20 LEGO sets over the past 11 years, since it was first used in 2013. You can also find this part in at least 30 other colors. It has the design IDs 14533, 90640 which can usually be found molded into the bottom of the part.