* Add 1 Part bb339c02 Light Bluish Gray Pole Reverser only with Black Lead, Power Functions Complete Assembly (Alternate) (match ID 2)
* Change 1 Part Light Bluish Gray bb339c01 Electric, Pole Reverser / Polarity Switch with Black Lead, Power Functions Complete Assembly {match ID 0 to 2}
Comments from Submitter:
New sets come with bb339c02 instead of previously used bb339c01.