AR-15 Lower Parts

AR-15 Lower Parts

At A1Armory.com, our selection of AR-15 Lower Parts encompasses an extensive range of components meticulously crafted to elevate your firearm's performance and durability. Designed with precision engineering and manufactured to exacting standards, our lower parts are the cornerstone of any AR-15 build, ensuring reliability and optimal functionality. From trigger assemblies to buffer tubes, each part is carefully selected to guarantee compatibility and seamless integration, whether you're assembling a new rifle or upgrading an existing platform.

  • On Sale
    Timber Creek OD Green Ambidextrous Safety Selector Timber Creek OD Green Ambidextrous Safety Selector

    Timber Creek OD Green Ambi Safety Selector

    Now: $31.49
    Was: $39.99
    Timber Creek Olive Drab Green ODG Ambidextrous Safety Selector       Upgrade your AR platform with the Timber Creek Outdoors ODG Ambidextrous Safety Selector, the perfect blend of tactical functionality, custom styling, and battle-tested...
    Now: $31.49
    Was: $39.99
  • Timber Creek Outdoors Flat Dark Earth Ambidextrous Safety Selector Timber Creek Outdoors Flat Dark Earth Ambidextrous Safety Selector

    Timber Creek Flat Dark Earth Ambi Safety Selector

    $35.99
    Timber Creek Outdoors Flat Dark Earth Ambidextrous Safety Selector     Enhance your AR platform with the Timber Creek Outdoors FDE Ambidextrous Safety Selector—a premium drop-in upgrade that delivers modular function, sleek design, and...
    $35.99
  • Timber Creek Burnt Bronze Ambidextrous Safety Selector Timber Creek Burnt Bronze Ambidextrous Safety Selector

    Timber Creek Burnt Bronze Ambi Safety Selector

    $35.99
    Timber Creek Burnt Bronze Ambidextrous Safety Selector       Upgrade your AR platform with the Timber Creek Outdoors Ambidextrous Safety Selector in Burnt Bronze — a premium component built for reliability, versatility, and stunning...
    $35.99
  • Timber Creek Outdoors Blue Ambidextrous Safety Selector Timber Creek Outdoors Blue Ambidextrous Safety Selector

    Timber Creek Blue Ambi Safety Selector

    $35.99
    Timber Creek Outdoors Blue Ambidextrous Safety Selector       Give your rifle an instant upgrade in functionality, control, and visual appeal with the Timber Creek Outdoors Blue Ambidextrous Safety Selector. Engineered for precision and...
    $35.99
  • Timber Creek Outdoors Black Ambidextrous Safety Selector Timber Creek Outdoors Black Ambidextrous Safety Selector

    Timber Creek Black Ambi Safety Selector

    $35.99
    Timber Creek Outdoors Black Ambidextrous Safety Selector         Upgrade your AR platform with precision-engineered control. The Timber Creek Outdoors Black Ambidextrous Safety Selector delivers superior ergonomics,...
    $35.99
  • Mil Spec AR-15 Trigger Tiger Rock Mil Spec AR-15 Trigger

    Tiger Rock Mil Spec AR-15 Trigger

    $10.13
    Tiger Rock Mil Spec AR-15 Trigger       Upgrade your AR platform with the Tiger Rock Mil Spec AR-15 Trigger, engineered to meet strict military specifications for unmatched reliability and precision. Proudly Made in the USA, this...
    $10.13
  • A1Armory AR-15 Buffer Retaining Pin & Spring

    AR-15 Buffer Retaining Pin & Spring Set

    $2.69
    A1Armory AR-15 Buffer Retaining Pin & Spring Set     Must purchase 3 AR-15 Buffer Retaining Pin & Spring Set – a precision-engineered component crafted for maximum durability and seamless compatibility with all...
    $2.69
  • AR-10  LR-308 A2 Rifle Length Buffer weight AR-10  LR-308 A2 Rifle Length recoil Buffer

    AR-10 / LR-308 A2 Rifle Length Buffer

    $15.98
    AR-10 / LR-308 A2 5.4 ounce Rifle Length Recoil Buffer        Introducing the A2 .308 Rifle Length Recoil Buffer, meticulously crafted to Mil-spec standards for unparalleled performance and durability. Weighing...
    $15.98
  • On Sale
    AR-15AR-10 3.5LBS Competition Drop In Trigger System AR-15AR-10 3.5LBS Competition Drop In Trigger System

    AR-15/AR-10 3.5LBS Competition Drop In Trigger System

    Now: $150.29
    Was: $184.95
    AR-15/AR-10 3.5LBS Competition Drop In Trigger System-FREE SHIPPING       Upgrade your shooting experience with the Competition Drop In Trigger System, meticulously crafted for precision and reliability. This premium trigger system is...
    Now: $150.29
    Was: $184.95
  • Presma Skeletonized Blue Pistol Arm Brace Pistol Buffer Tube Kit Presma Skeletonized Pistol Arm Brace Blue Anodized Aluminum

    Presma Blue Skeletonized Pistol Buffer Tube Kit

    $112.49
    Presma Skeletonized Blue Pistol Arm Brace Pistol Buffer Tube Kit -FREE SHIPPING       Enhance your firearm's versatility and style with the Presma Skeletonized Blue Pistol Arm Brace Pistol Buffer Tube Kit. This premium kit is designed to...
    $112.49
  • AR15/AR10 Enhanced Black Trigger Guard AR15/AR10 Enhanced Black Trigger Guard

    Guntec Enhanced Anodized Black Trigger Guard

    $13.49
    AR-15 Enhanced Black Trigger Guard       Enhance your shooting experience with the Guntec AR-15 Enhanced Trigger Guard, designed specifically to provide extra space for better access and comfort. Perfect for tactical situations or...
    $13.49
  • On Sale
    AR15AR10 Traction Control FLAT DARK EARTH (FDE) Pistol Grip AR15AR10 Traction Control FLAT DARK EARTH (FDE) Pistol Grip

    AR15/AR10 Traction Control FDE Pistol Grip

    Now: $13.49
    Was: $24.95
    AR15/AR10 Traction Control FLAT DARK EARTH (FDE) Pistol Grip         Title: A1Armory AR15/AR10 Traction Control FLAT DARK EARTH (FDE) Pistol Grip Description: Enhanced Comfort and Grip: Our A1Armory AR15/AR10...
    Now: $13.49
    Was: $24.95
  • AR15 Trinity Force Sand Slim Vert Keymod Grip

    AR15 Trinity Force Sand Slim Vert Keymod Vert Grip

    $13.49
    AR15 Trinity Force Sand Slim Vert Keymod Grip   The Slim Vert Grip is a traditional, right angle vertical grip designed to be mounted to any KeyMod rail system. The contoured KeyMod base creates a smooth transition profile between the rail system...
    $13.49
  • AR-15 Rifle Tuned Buffer Spring

    AR15 Rifle Tuned Buffer Spring

    $7.19
    AR-15 Rifle Tuned Buffer Spring       AR15 Rifle Tuned Buffer Spring, meticulously crafted for optimum performance. Quality Steel Construction: Engineered from premium-grade steel, ensuring durability and reliability in the...
    $7.19
  • Timber Creek Blue QD End Plate Combo Timber Creek Blue QD End Plate Combo

    Timber Creek Blue QD End Plate Combo

    $22.46
    Timber Creek Blue QD End Plate Combo       Timber Creek Blue Anodized Quick Detach End Plate Combo with Sling Swivel – the ultimate upgrade for your firearm. Elevate your shooting experience with these top-notch features: Drop-In...
    $22.46
  • Phase 5 Red Dimpled Magazine Release Phase 5 Red Dimpled Magazine Release

    Phase5 Red Dimpled Magazine Release Button

    $8.99
    Phase 5 Red Dimpled Magazine Release   Black/ Red/ Grey / Blue The Phase 5™ PMR-Dimpled is a CNC machined 6061-T6 billet aluminum magazine release button. Easy to install, the PMR is a drop in component that replaces the...
    $8.99
  • 5.3 Foam cover for AR Pistol buffer tube

    5.3" 1.25"OD Pistol Buffer Tube Foam Cover

    $6.29
    5.3" Foam cover for AR Pistol buffer tube       Enhance the handling and comfort of your AR pistol with our precision-designed Foam Pad for AR-15 Pistol Buffer Tubes. Built for rugged performance and superior user comfort, this 5.3-inch...
    $6.29
  • Trinity Force AR15 DI Black Grip

    Trinity Force Black DI Grip

    $13.49
      Trinity Force AR15 DI Black Grip             Upgrade your AR-15 platform with the Trinity Force AR-DI Black Pistol Grip — a precision-engineered grip that offers enhanced ergonomics, superior weapon...
    $13.49
  • Trinity Force AR-15 QD Steel End Plate

    Trinity Force QD Steel Receiver End Plate

    $11.69
    Trinity Force AR-15 QD Steel End Plate       Enhance the versatility and strength of your AR platform with the Trinity Force AR-15 QD Steel End Plate — a mission-ready upgrade built for tactical performance. Made from high-strength...
    $11.69
  • Timber Creek Outdoors AR-15 Tungsten Lower Parts Kit

    Timber Creek Outdoors AR-15 Tungsten Lower Parts Kit

    $89.09
    Timber Creek Outdoors AR-15 Tungsten Lower Parts Kit Take your AR-15 build to the next level with the Timber Creek Outdoors AR-15 Tungsten Lower Parts Kit. Designed for shooters who value both precision engineering and modern style, this kit features...
    $89.09
  • TCO AR-15 Red Lower Parts Kit

    Timber Creek Outdoors AR-15 Red Lower Parts Kit

    $89.09
    Timber Creek Outdoors AR-15 Red Lower Parts Kit       Add a powerful pop of color and tactical performance to your next AR build with the Timber Creek Outdoors AR-15 Red Lower Parts Kit. Designed for shooters who demand quality and...
    $89.09
  • Timber Creek AR-15 Blue Lower Parts Kit

    Timber Creek Outdoors AR-15 Blue Lower Parts Kit

    $89.09
    Timber Creek Outdoors AR-15 Blue Lower Parts Kit   Bring your AR-15 build to life with the Timber Creek Blue Anodized Lower Parts Kit—a perfect blend of precision engineering, bold aesthetics, and rugged durability. Made from aircraft-grade...
    $89.09
  • Phase5 Blue Dimpled Magazine Release Button Phase5 Blue Dimpled Magazine Release Button

    Phase5 Blue Dimpled Magazine Release Button

    $8.99
    Phase5 Blue Dimpled Magazine Release Button     The Phase 5™ PMR-Dimpled is a CNC machined 6061-T6 billet aluminum magazine release button. Easy to install, the PMR is a drop in component that replaces the Mil-Spec magazine release...
    $8.99
  • Phase5 Grey Dimpled Magazine Release Button Phase5 Grey Dimpled Magazine Release Button

    Phase5 Grey Dimpled Magazine Release Button

    $8.99
    Phase5 Grey Dimpled Magazine Release Button     The Phase 5™ PMR-Dimpled is a CNC machined 6061-T6 billet aluminum magazine release button. Easy to install, the PMR is a drop in component that replaces the Mil-Spec magazine release...
    $8.99
  • Lakota Ops AR-15 Mil-Spec Buffer Tube Kit

    Lakota Ops AR-15 Mil-Spec Buffer Tube Kit

    $53.96
    Lakota Ops AR-15 Mil-Spec Buffer Tube Kit     FEATURES: Slide-on replacement for original collapsible buttstock. Angled non-slip rubberized butt-pad allows faster presentation, even with body armor. Quick Detach Sling mounting point is...
    Availability:
    SHIPS 1-3 DAYS PRIORITY MAIL
    $53.96
  • On Sale
    Red AR-15 Enforcer Skeletonized Colored Pistol Grip TCO AR-15 Red Enforcer Skeletonized Pistol Grips

    Timber Creek Outdoors AR-15 Red Enforcer Pistol Grips

    Now: $76.49
    Was: $99.99
    Timber Creek Outdoors AR-15 Red Enforcer Pistol Grip       Give your AR platform a bold upgrade with the Timber Creek Outdoors Red Enforcer Pistol Grip — a perfect fusion of aggressive styling, high-performance engineering, and...
    Now: $76.49
    Was: $99.99
  • On Sale
    Purple AR-15 Enforcer Skeletonized Colored Pistol Grip Purple AR-15 Enforcer Skeletonized Colored Pistol Grip

    Timber Creek Outdoors AR-15 Purple Enforcer Pistol Grips

    Now: $76.49
    Was: $99.99
    Timber Creek Purple AR-15 Enforcer Pistol Grip       Add bold style and uncompromising performance to your AR-15 with the Timber Creek Outdoors Purple Enforcer Pistol Grip. Designed to deliver a precise, lightweight, and ergonomic upgrade,...
    Now: $76.49
    Was: $99.99