you can put a 3'' in a Remington 812 2 3/4" but eventually it'll blow the barrel, wouldn't recommend it.
Follow the instruction in the owner's manual. If you don't have one, you can get one at Remington's site.
You can request an owner's manual for free at the Remington website.
Remington has never made a firearm with the model designation of 812
You can request an owner's manual for free at the Remington website.
You can get a manual from Remington by going to their website
Request a manual from Remington's web site.
yes it will all you have to do is to take it apart
I dont know. but if in good shape Id buy it for $100.00 donfixit@live.com
You can get an owner's manual from Remington. Check their web site.
I've been looking for that gun for ten years - give it back.
You did not say what model, but most common is a licensed copy of the Remington 870. Go to the Remington website, and you can download the 870 Owner's manual.