Lower Parts

Centurion Arms MK11 Ambidextrous 7.62 Billet Receiver Set - RAL 8000 The Centurion Arms MK11 Ambidextrous 7.62 Billet Receiver Set (RAL 8000) is built for serious large‑frame AR builders who demand uncompromising strength, precision machining, and...

Diamondback Firearms AR15 Carbon Series Stripped Lower Receiver - Black The Diamondback DB15 Stripped Lower Receiver is a forged, American‑made foundation for your next AR‑platform build. Machined from 7075‑T6 aluminum, this lower offers exceptional...

Luth-AR Carbine Lock Ring / Castle Nut Built to deliver dependable strength where it matters most, this Carbine Lock Ring / Castle Nut is a rugged, no‑nonsense component engineered to keep your carbine‑style rifle solid and secure. Machined from durable...

Ergo Grip X-Grip Extreme Heavy Texture - Fits AR15/AR10 Upgrade your rifle’s control and handling with the Ergo X‑Grip Extreme Texture, engineered for shooters who demand maximum traction and absolute confidence in any environment. Built with...

Centurion Arms MK11 Ambidextrous 7.62 Billet Lower Receiver - RAL 8000 The Centurion Arms C4 7.62 Billet Lower Receiver is the ultimate foundation for your large-frame AR build. Precision CNC-machined from billet 7075-T6 aerospace-grade aluminum and...

Atrius Development Forced Reset Selektor - Single Side The Atrius Forced Reset Selektor (FRS) — the most robust safety selector on the market, engineered for precision, speed, and durability. Designed for mil-spec AR-15 rifles chambered in .223, 5...

Sig Sauer PCB Folding Pistol Brace - Fits MCX/MPX - Coyote SIG SAUER factory PCB kit installs easily on SIG MPX or SIG MCX via the receivers 1913 interface. Comes with a forearm strap, providing a more stabile target shooting experience. Incorporates a...

Magazine catches don't have to be an inconvenience for left-handed shooters. The CMMG ZEROED ambi extended mag catch brings the ambidextrous operation of the original ambi mag catches along with an extended-release bar that gives shooters more leverage...

Bravo Company, BCM MK2 Buffer, Mod 1, T2, 5.6oz, Matte Finish, Black, Buffer Only Lessens felt recoil, without compromising reliability Provides a more consistent carrier velocity, which can aid in accuracy, reliability over conventional carbine buffer...

Reptilia Picker Ambidextrous Safety Selector - Anodized Flat Dark Earth Precision meets versatility with the Reptilia Picker Ambidextrous Safety Selector, designed for shooters who demand intuitive control without compromise. Machined from billet 7075-T6...

Reptilia Picker Ambidextrous Safety Selector - Anodized Black Precision meets versatility with the Reptilia Picker Ambidextrous Safety Selector, designed for shooters who demand intuitive control without compromise. Machined from billet 7075-T6 aluminum...

Atrius Development Forced Reset Selektor - Single Side The Atrius Forced Reset Selektor (FRS) — the most robust safety selector on the market, engineered for precision, speed, and durability. Designed for mil-spec AR-15 rifles chambered in .223, 5...