For an entry level big bore you really can't go wrong with a Texan. If you are looking for a good quality dump gun that's built right I would suggest taking a look at the Western Big Bore Bushbuck .45
I have the Texan SS .308 stock rifle. I am using 135 grain slugs and shooting 3300 PSI with a carbon fiber tank. I am getting 915 FPS and 251 FPE at muzzle on first shot. I could go up to 3600 PSI if I wanted to, just haven't yet. It is very accurate at 100 yards. First three shots about 2' group. 4th shot dropped 2" 5th shot dropped 4"
WTS - Air Force Texan LSS 457. - Firm $790.00 Great condition. I bought from Air Force, as a paint blemish. I've camo wrapped the rifle from day one. Excellent hunting rifle. Selling to pay for my FX M3's. Getting into PRS. Rifle comes equipped with, - Air Force Texan LSS CF - 457 - Camo...