took the old stock of my rem. 700 mnt. in a 280. put a synthetic on it. glass bedded the recoil lug and forend. the barrels is floated . gun is just heavier. my groups look like i am shooting a shotgun. it has a bushnell banner on it thats 2 months old and doesnt even have 50 rounds through it. loads are 53 gr. h4350, 52 gr.imr 4350, 55 gr. imr 4831 all with 140 btips. is it the scope, did i seriuosly screw something up. everythings tight on the bases and rings. HELP its driving me nuts.