Lower Parts

Colt Lower Field Repair Kit - AR15/M4 Prepare your AR15/M4 for anything with the Colt’s Manufacturing Field Repair Kit—an essential collection of mil-spec replacement parts designed to keep your rifle running in peak condition. Whether...

Wilson Combat Two-Stage Tactical Trigger Unit - Heavy Duty Flat Face - AR-15/AR-10 Take control of your AR with the Wilson Combat TR-TTU Heavy Duty Flat Trigger—the ultimate tactical upgrade for shooters who demand speed, precision, and rock-solid...

Magpul ACS Carbine Stock MIL-Spec Gray The Magpul ACS (Adaptable Carbine/Storage) MIL-SPEC Stock is a drop-in replacement buttstock, designed for AR15/M16 carbines using mil-spec receiver extension tubes. With an anti-snag profile, supplemental friction...

KNS Stock Adapter with Flange - Black The AR/MCX Stock Adapter allows the user to mount a picatinny-style stock attachment (such as the SIG MPX folding stock or brace) in place of an AR15 style buffer tube. Many firearms utilize the buffer tube...

Fortis Manufacturing Billet Magazine Catch and Release The Fortis Billet Mag Catch & Button is a superior alternative to the ones found in a mil-spec lower parts kit. Easily installs in seconds and instantly upgrades your rifle. This upgrade is CNC...

Luth-AR Pistol Grip - A1 A1 Pistol Grip perfect for your Retro build. Features: Made of Dupont Zytel 30% glass filled nylon   **Hardware not included  

PWS Ratchet Lock Castle Nut and Endplate Set - MOD 2 The Ratchet Lock Castle Nut End Plate set works with mil-spec OR commercial buffer tubes and eliminates the need for staking. A quick upgrade to any rifle build, the Ratchet Lock Castle Nut End Plate...

ESD Granite Grip-B Designed to optimize the AR platform, Granite Grip-B is our beavertail variation of our Granite Grip. The beavertail function will increase the length between your trigger finger and grip, lower your hand placement, and secure it from...

Luth-AR .308/7.62NATO Carbine Buffer Spring  High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years...

Aero Precision Ambidextrous PRO Saftey Selector - Black  PRO Series Ambidextrous Safety Selector. Forged with Premium Materials and Engineered for a Safe, Reliable, and Precise Shooting experience. This drop-in part is configurable with a...

Forward Controls Design EMR-H W/ Spring - Dimpled  The EMR-H features a slightly curved button surface to fit the natural curvature of your finger.The form fitting curve, along with horizontal serrations, create a self centering surface that...

Forward Controls Design EMR-H W/ Spring - Serrated  The EMR-H features a slightly curved button surface to fit the natural curvature of your finger.The form fitting curve, along with horizontal serrations, create a self centering surface that...