LEGO Dark Stone Gray Minifigure Hips and Legs with Black Boots (21019 / 77601)

LEGO Dark Stone Gray Minifigure Hips and Legs with Black Boots has been used in at least 14 LEGO sets over the past 9 years, since it was first used in 2015. You can also find this part in at least 12 other colors. It has the design IDs 21019, 77601 which can usually be found molded into the bottom of the part.