LEGO Medium Stone Gray Turntable 4 x 4 Base with Same Color Top (73603 / 85753)

LEGO Medium Stone Gray Turntable 4 x 4 Base with Same Color Top has been used in at least 15 LEGO sets over the past 20 years, since it was first used in 2004. You can also find this part in at least 11 other colors. It has the design IDs 73603, 85753 which can usually be found molded into the bottom of the part.