Got a DGA-M WITH 7 barrels, caliber a 22-250AI, 30-338Mag, 7mm-STW, .300 UltraMag, .375 H&H, .458 Win Mag, shoots great, like to swap barrels - change calibers, damn accurate, precision machine work. If possible, I'd try a Shilen DGR. Mine's the one Ed Shilen made back in the 70's.