* Add 13 Part 553c Dark Bluish Gray Brick, Round 2 x 2 Dome Top - Hollow Stud with Bottom Axle Holder x Shape + Orientation (Alternate) (match ID 1)
* Change 13 Part Dark Bluish Gray 553b Brick, Round 2 x 2 Dome Top - Blocked Open Stud with Bottom Axle Holder x Shape + Orientation {match ID 0 to 1}
Comments from Submitter:
I think I've done this right. the set has listed 13 of 533b in Dark Bluish Gray.
My personal set has 13 of 533c in Dark Bluish Gray.