* Change 1 Part White {30237 Brick, Modified 1 x 2 with Clip (Vertical Grip) (Undetermined Type) to 30237a Brick, Modified 1 x 2 with Split U Clip Thick (Vertical Grip)} {Alternate to Regular}
* Change 1 Part White 30237b Brick, Modified 1 x 2 with Open O Clip Thick (Vertical Grip) {Regular to Alternate}
* Change 1 Part White {30237 Brick, Modified 1 x 2 with Clip (Vertical Grip) (Undetermined Type) to 30237a Brick, Modified 1 x 2 with Split U Clip Thick (Vertical Grip)} {Alternate to Regular}
* Change 1 Part White 30237b Brick, Modified 1 x 2 with Open O Clip Thick (Vertical Grip) {Regular to Alternate}