American Defense Mfg UIC Stripped Lower Receiver

Description

The American Defense Manufacturing UIC stripped lower is built for the shooter who wants a purpose-designed billet foundation rather than a standard mil-spec casting. Machined from 7075-T6 aluminum, the billet construction allows ADM to hold tighter internal geometry and add features that a cast forging cannot accommodate—most notably the proprietary ambidextrous magazine release and ambidextrous bolt catch and release lever that come installed from the factory. Those controls are not retrofitted afterthoughts; they are integrated into the receiver’s design, which means southpaw shooters and cross-dominant handlers get the same ergonomic access as a right-handed operator without swapping parts after purchase.

The dimpled takedown and pivot pins are a practical detail that rewards builders working without a dedicated armorer’s bench—the dimples provide purchase for the detent and spring to seat against during assembly, reducing the frustration that accompanies fitting a standard smooth pin. The milspec magazine release assembly is installed at the factory, so the lower arrives ready to accept any standard AR-15 lower parts kit without fitment concerns.

Corrosion protection comes from a Type III Teflon-impregnated hardcoat anodized finish. The Teflon impregnation reduces surface friction and adds a measure of chemical resistance beyond what a standard Type III coat provides on its own, which matters in a part that sees frequent handling and bore solvent runoff during cleaning. This is a stripped lower, meaning no fire control group, buffer assembly, or stock are included—it is the correct starting point for a deliberate, component-by-component build where the builder specifies each subsystem to a particular purpose.

Shipping and availability: This item must ship to a licensed FFL dealer for transfer.