Complete Firearms | ARs, Glocks, And More

The Lower Receiver is often referred to as the Heart of your AR-15, as the housing for many of the key firing components, But it is also the only part Requiring Federal Serialization and is Legally considered a Firearm in itself.

Here are a few good considerations when looking for your Lower, Caliber, Material, And Finish. The Caliber you want to shoot is important for compatibility even across the same Platform. The Material Manufacturing Process, Billet or Forged, is important, as it affects Aesthetics, Material Composition, and Overall Strength. The finish is Largely Aesthetic but plays a major role in durability and long-term wear.