The two most common Remington 870 barrels are either the rifled barrel or the smoothbore. Rifled barrels are good for shooting sabot slugs like Premier Accutip Slug, Copper Solid Slug etc. These are the kind of barrels you would use if you are aiming to kill someone or something on a longer distance. Perhaps you want to looking to kill a big predator in the woods. These barrels help you have more stability and accuracy with your shots in order to do this kind of damage. If you are looking for a long range shotgun then rifled barrels would be your best option as well. As for smoothbore barrels, these are more suitable for rifled slugs, birdshot and buckshot. In other words, if you are looking to hunt small ducks or birds hen you would be better off using smoothbore.
Remington 870 is one of the most popular shotguns for home defense. It is reliable, it is easily customizable. Shotgun shot sound is so loud and powerful that will stop threat immediately. Remington 870 is good for home defense out of the box but there are several important upgrades that will make it even more efficient.
Practice is what makes anyone proficient in anything. You have to have training to the point where movements become natural, where your hands, fingers and eyes will know what to do without hesitation.
When deciding on a weapon, and in particular, a shotgun for home defense there are several things to consider. One major consideration of course is the ability to secure the weapon, while still maintaining accessibility. The balancing act can be a fine one when you must decide on how accessible the weapon will be yet still keeps it out of inexperienced hands.
Keep in mind there is a distinction between shotguns for home defense and hunting. There are laws that prohibit the number of shells one can load in a pump shotgun when hunting waterfowl. Shotguns will have a plug that prevents you from loading more than three shells in most cases. The number can however, vary by what type of migratory birds you are hunting.
Here is list of 20 things to upgrade in your Remington 870 to create an ultimate home-defense shotgun: