Pistol & AR Uppers | Browse Firearm Receivers Online at K-Var

Firearm receivers serve as a housing for all the key components of your weapon, making them a crucial part of your overall build. At K-Var, you'll find a wide variety of receivers, including AR uppers and pistol uppers. In addition to uppers, AR-15 lower receivers are available, such as the AR-1 Extreme manufactured by FMK Firearms. For the best selection of firearm receivers anywhere, browse K-Var now!