Filling the caliber gap... what?

[hawk45]

Sounds like I need to do a .25-06, 6.5x284 and 280AI or .280AI switch barrel.

 

[tuck2]

Your missing some fun cartridges, 17 HM2, 17 HMR, 17WSM, 17 Fireball, 17 Rem, 204 Ruger, .243 Win , 6MM Rem , 264 Win Mag , 270 Win , and 340 Weatherby.