* Change 1 Part Light Bluish Gray {3731 Plate, Modified 2 x 2 with Tow Ball to 15456 Plate, Modified 2 x 2 with Tow Ball and Hole}
* Change 1 Part Light Bluish Gray {15456 Plate, Modified 2 x 2 with Tow Ball and Hole to 3731 Plate, Modified 2 x 2 with Tow Ball} (Alternate)
[...] The original inventory was accepted on Dec 11, 2013, from Sealed Set Contents, but the newer version of the part was added to BrickLink just a few days later on Dec [...] (11 months ago, Jul 19, 2023, to Inventories Requests)