American Made Parts for American Rifle Builders

Lower Receivers

Lower Receivers

Start your AR15 build with a strong foundation by choosing from our selection of high-quality lower receivers. We offer products from trusted brands like Aero Precision, Ballistic Advantage, Spike's Tactical, SOLGW, Faxon Firearms, and Rock River Arms. Each receiver is crafted for durability and precision, ensuring a perfect fit for your custom rifle. Whether you're building a new AR15 or upgrading an existing one, Aerospace Arms provides the lower receivers that set the standard for performance and reliability.

39 of 39 Items
39 of 39 Items