* Delete 1 Part 3048b Black Slope 45 2 x 1 Triple Smooth
* Add 1 Part 15571 Black Slope 45 2 x 1 Triple - with Inside Stud Holder (match ID 1)
* Add 1 Part 3048c Black Slope 45 2 x 1 Triple - with Inside Bar (Alternate) (match ID 1)
Comments from Submitter:
The smooth variant does not exist in this set and has been replaced by the rough variant, along with the bottom stud holder variant, which I have seen both. Much like the 1x2 jumper plate, the bottom stud holder will replace the 3048c version over time.