you pull the trigger back all the way
Yes- but accuracy with slugs in any double barreled shotgun is not the best- the lines of the barrels converge. Imagine a very large X. Right barrel will shoot somewhat to the left, left barrel to the right.
None.
It will be marked on the barrel
probably not, historicly shotguns are smoothbore if you shoot a slug, THAT would be rifled.
Depends on the ammunition. Rifled 12 gauge slugs are accurate to about 150 yards
In a word, no. In two words, absolutely not. www.countrygunsmith.net
yes for a shotgun you need a rifle barrel DO NOT shoot slugs if you have a poly-choke!
thirty
12 gauge double barrel dual hammers on top serial #370943,how old is it,will it be safe to shoot
long
No, not without barrel inserts.
Yes.