You’ve come to the best place for AR 9mm Parts. We stock a huge selection, no matter if you’re searching for AR 9mm Pistol Uppers, Muzzle Brakes, Flash Hiders, Buffers or something else. With 9mm ammo so cheap right now it has caused 9mm PCC Uppers and parts of becoming extremely popular. We try to carry the best selection of a AR 9mm parts online! Check out our 9mm stocks and hand braces, combo those with our 8 oz buffer! And with our superfast shipping we will have it in your hands in 2-4 days on average! We are your experts when it comes to all things AR-15, AR-308, AR 9mm, AK-47 and Sig MPX.