LEGO White Brick 2 x 2 x 2 Round with R2-D2 Astromech Droid Body with Bottom Axle Holder 'x' Shape '+' Orientation (30361 / 77797)

LEGO White Brick 2 x 2 x 2 Round with R2-D2 Astromech Droid Body with Bottom Axle Holder 'x' Shape '+' Orientation has been used in at least 2 LEGO sets over the past 2 years, since it was first used in 2022. It has a design ID of 77797 which can usually be found molded into the bottom of the part.