* Add 2 Part 553c Light Bluish Gray Brick, Round 2 x 2 Dome Top - Hollow Stud with Bottom Axle Holder x Shape + Orientation (match ID 3)
* Change 2 Part Light Bluish Gray 553b Brick, Round 2 x 2 Dome Top - Blocked Open Stud with Bottom Axle Holder x Shape + Orientation {Regular to Alternate} {match ID 0 to 3}
Comments from Submitter:
Opened 2 sets, both have 553c.