AR15 Receiver

Build the foundation of your next custom AR15 rifle with one of the several AR receivers we offer. Monmouth USA proudly carries Aero Precision and Anderson Manufacturing AR15 Receiver.  When you purchase an Aero Precision receiver you’re getting big value in their extensive machining experience obtained from the Aerospace Industry!  All of our receivers are manufactured using MIL-SPEC materials and finishes.  Bundle it together with some of our other AR Parts to include either a stripped or assembled upper receiver, handguard, bolt carrier group, barrel or muzzle device.  Monmouth USA also carries an ever expanding selection of AR Parts and Accessories.  If you need assistance with parts selection or about the products we offer, we’re here to help; email us at