* Change 4 Part Black {6538 Technic, Axle Connector 2L (Ridged Undetermined Type) to 6538b Technic, Axle Connector 2L (Ridged with x Hole x Orientation)}
* Change 4 Part Black {6538 Technic, Axle Connector 2L (Ridged Undetermined Type) to 6538b Technic, Axle Connector 2L (Ridged with x Hole x Orientation)}