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AR 15 / AR 10 / M16 Parts

AR-15, AR-10, and M16 parts are used for building, repairing, upgrading, and maintaining compatible rifle platforms across a wide range of configurations and applications. They can include barrels, handguards, triggers, controls, upper and lower parts, gas system components, stocks, grips, and other essential pieces that support fit, function, and overall rifle performance. Different parts serve different roles depending on the platform, build goal, and intended use. This category includes AR-15, AR-10, and M16 parts built for compatibility, dependable function, and practical everyday performance.

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  • Aero Precision M4E1 PRO Stripped Lower Receiver – 5.56/.223 (Black)

    Aero Precision M4E1 PRO Stripped Lower Receiver – 5.56/.223 (Black)

    Aero Precision
    $269.99
    The Aero Precision M4E1 PRO Stripped Lower Receiver is engineered for builders who demand superior strength, precision machining, and streamlined assembly. Featuring Aero’s enhanced M4E1 PRO forging, integrated trigger guard, flared magwell, and...
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  • Doublestar Stripped Lower STAR-15 556/223

    Doublestar Stripped Lower STAR-15 556/223

    Doublestar
    $94.99
    Doublestar Corp. makes high quality firearm components for the AR Platform. This stripped lower is the perfect base for your next custom AR build. Doublestar Corp., Stripped Lower, STAR-15, Semi-automatic, 223 Remington/5.56 NATO, Anodized Finish,...
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  • SCALPER Stripped Lower Receiver Cerakote Finish ODG

    SCALPER Stripped Lower Receiver Cerakote Finish ODG

    Sons of Liberty
    $190.00
    SOLGW M4 Milspec Stripped Lower. Collaboration with Rogue American Apparel featuring the Scalper logo and selector markings. Forged from 7075-T6 Aluminum. Olive Drab Green Cerakote Finish. M16 pocket cutout. Fully machined to remove flash markings from...
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  • Sons of Liberty Gun Works LOYAL9 Stripped Lower Receiver 556/223

    Sons of Liberty Gun Works LOYAL9 Stripped Lower Receiver 556/223

    Sons of Liberty
    $142.50
    SOLGW M4 Milspec Stripped Lower. Loyal 9 logo and Safe-Semi-Auto Selector markings. Forged from 7075-T6 Aluminum. Black Hard Coat Anodized Finish. M16 pocket cutout. Fully machined to remove flash markings from forging. Sons of Liberty Gun Works,...
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  • Sons of Liberty Gun Works ANGRYPATRIOT Stripped Lower Receiver 556/223

    Sons of Liberty Gun Works ANGRYPATRIOT Stripped Lower Receiver 556/223

    Sons of Liberty
    $142.50
    SOLGW M4 Milspec Stripped Lower. Angry Patriot Logo. Forged from 7075-T6 Aluminum. Black Hard Coat Anodized Finish. M16 pocket cutout. Fully machined to remove flash markings from forging. Sons of Liberty Gun Works, ANGRYPATRIOT, Stripped Lower...
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  • BATTLEARMS RACK Ambidextrous Charging Handle AR15 - GOLD TRUMP POTUS

    BATTLEARMS RACK Ambidextrous Charging Handle AR15 - GOLD TRUMP POTUS

    Battle Arms Development
    $99.99
    Limited Edition GOLD TRUMP POTUS 47 – BATTLEARMS® RACK™ Ambidextrous Charging Handle Introducing the exclusive GOLD TRUMP POTUS 47 Edition of the BATTLEARMS® RACK™ Ambidextrous Charging Handle – a premium, limited-run...
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  • CMC Trigger Match 3.5lb Flat – Fits Small Pin AR-15 | Precision Drop-In Trigger

    CMC Trigger Match 3.5lb Flat – Fits Small Pin AR-15 | Precision Drop-In Trigger

    CMC
    $174.00
    The CMC Trigger Match 3.5lb Flat is a premium upgrade for your AR-15 rifle, delivering exceptional performance with a crisp, clean break and minimal reset. Designed as a true drop-in, single-stage trigger, this model fits small pin AR-15 receivers (...
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  • CMC Triggers Ruger 10/22 Match Grade Trigger Drop In Single Stage 3.5 LB Aluminum (Curved)

    CMC Triggers Ruger 10/22 Match Grade Trigger Drop In Single Stage 3.5 LB Aluminum (Curved)

    CMC
    $225.00
    America's favorite rimfire rifle just got better! Introducing the CMC 10/22 Trigger. The CMC 10/22 trigger is a drop in, self-contained trigger pack that is easy to install, with a factory pre-set, non-adjustable 3.5lb trigger pull weight. It features a...
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  • CMC Triggers 9mm AR-15 Single Stage Match Trigger – Curved | Drop-In Precision Upgrade

    CMC Triggers 9mm AR-15 Single Stage Match Trigger – Curved | Drop-In Precision Upgrade

    CMC
    $174.00
    The CMC Triggers Single Stage Match Trigger for 9mm AR-15 platforms offers precision and reliability in a sleek, drop-in design. Engineered specifically for pistol caliber carbines (PCCs), this trigger provides a consistent 3.5lb pull with a smooth,...
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  • Timney Impact Trigger for Remington 700 – Black | Adjustable Precision Rifle Trigger

    Timney Impact Trigger for Remington 700 – Black | Adjustable Precision Rifle Trigger

    Timney Triggers
    $132.00
    The Timney Impact Trigger is a premium upgrade for the Remington 700 rifle, delivering crisp, clean, and consistent performance at an affordable price. Designed as a drop-in, single-stage trigger replacement, the Impact model provides a factory-set pull...
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  • TriggerTech Rough Diamond Single-Stage Fits Remington 700 Clones (Pro-Curve Trigger)

    TriggerTech Rough Diamond Single-Stage Fits Remington 700 Clones (Pro-Curve Trigger)

    TriggerTech
    $299.99
    TriggerTech offers the only triggers to operate without sliding friction. The departure from sliding friction enables TriggerTech to engineer the ideal release characteristics into all of their triggers. TriggerTech, Rough Diamond, Single-Stage...
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  • TriggerTech Rough Diamond Trigger for Remington 700 Clones (Flat Trigger)

    TriggerTech Rough Diamond Trigger for Remington 700 Clones (Flat Trigger)

    TriggerTech
    $299.99
      Upgrade your precision rifle with the TriggerTech Rough Diamond Trigger designed specifically for Remington 700 Clones. Engineered to deliver unmatched accuracy and consistency, this flat-faced trigger provides superior feel, precise...
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  • TriggerTech AR-15 Duty Flat Trigger – 3.5LB Pull

    TriggerTech AR-15 Duty Flat Trigger – 3.5LB Pull

    TriggerTech
    $134.99
    Enhance your AR-15's performance with the TriggerTech Duty Flat Trigger. Designed for law enforcement, military, and competitive shooters, this single-stage trigger offers a consistent 3.5-pound pull weight. Its flat-faced design ensures improved finger...
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  • TriggerTech Duty Curved Trigger 3.5LB Pull AR-15

    TriggerTech Duty Curved Trigger 3.5LB Pull AR-15

    TriggerTech
    $134.99
    TriggerTech is pleased to announce a major product release - AR Duty Triggers. The existing Performance Line was inspired by pro shooters who need to excel in competition. As Mil/LE operators adopted their AR line, the feedback was clear. What They...
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  • TriggerTech Primary R700 Curved 1.5-4LB Pull Weight Trigger

    TriggerTech Primary R700 Curved 1.5-4LB Pull Weight Trigger

    TriggerTech
    $179.99
    TriggerTech Primary R700 Curved 1.5-4LB Pull Weight Trigger The TriggerTech Primary R700 Curved Trigger is a precision upgrade for Remington 700 rifles, offering adjustable pull weight from 1.5 to 4.0 lbs. Engineered for hunters, competitive shooters,...
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  • HERA AR-15 Dust Cover Assembly

    HERA AR-15 Dust Cover Assembly

    HERA Industries
    $9.99
    Elevate your AR-15 with our custom Hera dust cover assembly, engineered for peak performance and reliability. Crafted with precision and attention to detail, our AR-15 dust covers offer an enhanced protection against dust and debris, ensuring your rifle...
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  • BATTLEARMS BAD-ASS Replacement Lever

    BATTLEARMS BAD-ASS Replacement Lever

    Battle Arms Development
    $17.95
    Replacement Levers for the BAD-ASS Family of Safety Selectors.
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  • BATTLEARMS BAD INC T10 Screws 4-40 x 5/16 Selector Screw

    BATTLEARMS BAD INC T10 Screws 4-40 x 5/16 Selector Screw

    Battle Arms Development
    $3.00
    Battle Arms Development, Inc. (BAD INC) 4-40 x 5/16" 6-Lobe T-10 Flat Head Cap Screw MS 4037 Alloy Steel Black Oxide 2-Pack Made in USA The Battle Arms Development 4-40 x 5/16" 6-Lobe T-10 Flat Head Cap Screw is a compact replacement or upgrade hardware...
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  • BATTLEARMS BAD-CASS - Replacement Lever

    BATTLEARMS BAD-CASS - Replacement Lever

    Battle Arms Development
    $25.95
    Replacement Levers for the BAD-CASS Family of Safety Selectors.
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  • BATTLEARMS BAD-ASS - Semi Auto 90° - Replacement Center and Screws

    BATTLEARMS BAD-ASS - Semi Auto 90° - Replacement Center and Screws

    Battle Arms Development
    $25.95
    BAD-ASS-CENTER 90 DEGREE Center and 2 Screws ONLY Levers NOT included
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  • BATTLEARMS AR15/M16 Buffer Retainer/Detent

    BATTLEARMS AR15/M16 Buffer Retainer/Detent

    Battle Arms Development
    $2.50
    AR15/M16 Mil-Spec Buffer Retainer/Detent
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  • BATTLEARMS AR15/M16 Buffer Retainer Spring

    BATTLEARMS AR15/M16 Buffer Retainer Spring

    Battle Arms Development
    $1.00
    AR15/M16 Mil-Spec Buffer Retainer Spring
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  • BATTLEARMS Socket Head Cap Screw | 1-72 x 1/8" | EMMR-SCREW

    BATTLEARMS Socket Head Cap Screw | 1-72 x 1/8" | EMMR-SCREW

    Battle Arms Development
    $3.25
    Socket Head Cap Screw (Black-Oxide Alloy Steel) | 1-72 x 1/8" | EMMR-SCREW Item: EMMR-SCREW SKU: EMMR-Screw UPC: 91864A006 Material/Finish: Black-Oxide Alloy Steel Type: Socket Head Cap Screw Thread Size: 1-72 Length: 1/8" Quantity: 1 Screw This...
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  • BATTLEARMS Takedown Spring Retainer Screw

    BATTLEARMS Takedown Spring Retainer Screw

    Battle Arms Development
    $0.75
    4-48 x 1/8in Cup Point Set Screw .050in Allen 
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  • BATTLEARMS Mil-Spec ARMil-Spec AR15/LR308 T15/LR308 Trigger Disconnector Spring - Semi Auto

    BATTLEARMS Mil-Spec ARMil-Spec AR15/LR308 T15/LR308 Trigger Disconnector Spring - Semi Auto

    Battle Arms Development
    $1.99
    Ensure your AR-15 or LR-308 rifle operates reliably with our Mil-Spec Trigger Disconnector Spring designed specifically for semi-automatic platforms. Manufactured to strict military specifications, this trigger disconnector spring guarantees consistent...
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  • BATTLEARMS Mil-Spec Trigger Spring for AR-15 and LR-308 Rifles

    BATTLEARMS Mil-Spec Trigger Spring for AR-15 and LR-308 Rifles

    Battle Arms Development
    $1.79
    Upgrade or restore your AR-15 or LR-308 rifle with our reliable Mil-Spec Trigger Spring. Precision-crafted to military standards, this high-quality trigger spring ensures consistent and dependable trigger performance in your firearm. Made from durable...
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  • BATTLEARMS AR15/M4 Takedown and Pivot Pin Detent – Precision Fit for Secure Pin Retention

    BATTLEARMS AR15/M4 Takedown and Pivot Pin Detent – Precision Fit for Secure Pin Retention

    Battle Arms Development
    $1.00
    The AR15/M4 Takedown and Pivot Pin Detent is a vital small part that plays a big role in the function of your rifle. This precision-machined detent retains the front and rear takedown pins securely in place, ensuring your upper and lower receivers stay...
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  • BATTLEARMS AR15/M16 Magazine Catch Spring

    BATTLEARMS AR15/M16 Magazine Catch Spring

    Battle Arms Development
    $3.00
    AR15/M16 Mil-Spec Magazine Catch Spring
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  • BATTLEARMS Lightweight Butt Stock for SABERTUBE

    BATTLEARMS Lightweight Butt Stock for SABERTUBE

    Battle Arms Development
    $79.95
    Lightweight Butt Stock (BAD-LBS) for the SABERTUBE® Receiver Extension/Buffer Tube Features: Clean, beautiful, no-nonsense, minimalistic design Precision CNC from billet 7075T6 Aircraft Grade Aluminum MilSpec Type III Class 2 Hard Anodized...
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  • BATTLEARMS AR15/M16 Style Receiver End Plate

    BATTLEARMS AR15/M16 Style Receiver End Plate

    Battle Arms Development
    $5.99
    AR15/M16 Receiver End Plate Mil-spec. receiver extension end plate. For use on AR15 carbines with an adjustable stock.  Made in the USA
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  • BATTLEARMS AR15/M16 Receiver Extension Nut (Castle Nut)

    BATTLEARMS AR15/M16 Receiver Extension Nut (Castle Nut)

    Battle Arms Development
    $7.00
    ‌AR15/M16 Receiver Extension Lock Nut Mil-spec. receiver extension lock nut (castle nut) for use on AR15 carbines with an adjustable stock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA.  
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  • BATTLEARMS VERT PDW Stock System - Buffer Tube Wrench

    BATTLEARMS VERT PDW Stock System - Buffer Tube Wrench

    Battle Arms Development
    $10.00
    VERT® PDW Stock System - Buffer Tube Wrench
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  • BATTLEARMS VERT V2 Cheek Rest Screw – Kydex

    BATTLEARMS VERT V2 Cheek Rest Screw – Kydex

    Battle Arms Development
    $0.75
    The VERT V2 Cheek Rest Screw is a precision replacement and upgrade component designed specifically for Kydex cheek rests on rifles and tactical stocks. Built for durability and ease of use, this screw ensures a secure and reliable mount for your cheek...
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  • BATTLEARMS SABERTUBE QD Lightweight Stock Kit

    BATTLEARMS SABERTUBE QD Lightweight Stock Kit

    Battle Arms Development
    $199.95
    SABERTUBE® Mid Length or Rifle Length QD End Plate Lightweight Stock Combo Includes: SABERTUBE® Lightweight Receiver Extension/Buffer Tube, End Plate Model for the BAD-LBS Lightweight Butt Stock.  Features: Midlength  8 1/4in or Rifle 9...
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  • BATTLEARMS VERT CSS Compact Stock System - Cheek Rest - Kydex Carbon Fiber Pattern

    BATTLEARMS VERT CSS Compact Stock System - Cheek Rest - Kydex Carbon Fiber Pattern

    Battle Arms Development
    $25.00
    Replacement Kydex Cheek Rest for Vert CSS Stock
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  • BATTLEARMS VERT PDW Stock System - Cheek Rest - Kydex Carbon Fiber Pattern

    BATTLEARMS VERT PDW Stock System - Cheek Rest - Kydex Carbon Fiber Pattern

    Battle Arms Development
    $25.00
    Replacement Cheek Rest for VERT PDW Stock Monolithic Lower
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