* Add 1 Part 553b Light Bluish Gray Brick, Round 2 x 2 Dome Top - Blocked Open Stud with Bottom Axle Holder x Shape + Orientation (Alternate) (match ID 1)
* Change 1 Part Light Bluish Gray 553c Brick, Round 2 x 2 Dome Top - Hollow Stud with Bottom Axle Holder x Shape + Orientation {match ID 0 to 1}
Comments from Submitter:
My sets had a combination of both variants.
USA, Michigan
