Just swapped out the factory barrel for the 1 in 7" twist Criterion 28" in .223 from Northland Shooters Supply. Really love this barrel. Groups 75 grain bullets at 1/2 MOA. Running the Hornady ELD-Match at 2950 FPS.
https://photos.google.com/photo/AF1Q...uTpKPfqUY83FFchttps://lh3.googleusercontent.com/ax...=w1390-h924-no
https://photos.google.com/photo/AF1Q...uTpKPfqUY83FFc