Despite the advantages of using the AR-15 pistol, you can find some drawbacks as well. To enjoy adding the best parts and accessories, you might have to get into a tug-of-war with the weapons. But, I would instead advise you not to break the rules by any means. Getting a rifle has it’s own perks, but you have to register the receiver. Otherwise, you’ll face problems in the meantime. This website ar15-pistol.com is a great place to learn about different guns.