With the offseason beginning, we are bringing back our annual summer Charlotte Hornets On SI roundtable. Every weekend from now leading up to the start of the 2026-27 season, our staff will give their opinion on a particular topic. In our first roundtable of this summer, we are starting with who we believe the Hornets' most tradable player is. The one exception? Miles Bridges is not included, considering he would be the obvious choice. Schuyler Callihan: Ryan Kalkbrenner I know this is going to raise some eyebrows, but just think about it. The Hornets need to upgrade the center position, and there's no way they are going to move on from Moussa Diabaté or move him to the four. Everyone in the league, I assume, would have a pretty good idea that Charlotte is going to want to make a move to bolster the center spot, and if they do, Kalkbrenner would be the third guy on the depth chart. He had a solid rookie season and even has some starting experience under his belt.…