ok i am buying amossberg 500 everything i have readsays they take 23/4 and 3 inch shells i had one 2 or 3 years ago i bought used i bought 2 1/2inch shells for it there target federal shells will theywork in the new 500 or is it a bad idea i have like 40 of them and do not wont to waste them but i do not wont tohurt the gun