The attached still shows it as a 1-10" twist. I know they make a .243 SL just not in 8 twist that I have seen.
If you cross ref the "MPN JRAXSL15" on the Sportman's site to the official Tikka site, it shows a 1:8" twist...
https://choose.tikka.fi/usa/code/JRAXSL15Well then that would be awesome if they hit the shelves!! I don't really need another .243 but that one could be fun - thanks for the link much obliged!