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 AR15 Red Extended Takedown Pin Set.

    Timber Creek AR15 Red Takedown Pin Set

    MSRP: $19.99
    Now: $16.55
    Was: $19.99
    Timber Creek Outdoors AR15 Red Extended Takedown Pin Set      Upgrade your AR-15 or AR-10 with the Timber Creek Outdoors Red Extended Takedown Pin Set, engineered for durability, ease of use, and standout aesthetics. This...
    MSRP: $19.99
    Now: $16.55
    Was: $19.99
  • Timber Creek AR-15 Purple Extended Takedown Pin Set.

    Timber Creek AR15 Purple Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Outdoors AR-15 Purple Extended Takedown Pin Set     Upgrade your AR-15 or AR-10 with the Timber Creek Outdoors Purple Extended Takedown Pin Set, engineered for durability, ease of use, and standout aesthetics. This...
    MSRP: $19.99
    $18.39
  • Timber Creek AR-15 Orange Extended Takedown Pin Set.

    Timber Creek AR15 Orange Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Outdoors AR-15 Orange Extended Takedown Pin Set     Upgrade your AR-15 or AR-10 with the Timber Creek Outdoors Orange Extended Takedown Pin Set, engineered for durability, ease of use, and standout aesthetics. This...
    MSRP: $19.99
    $18.39
  • Timber Creek OD Green (ODG) Extended Takedown Pin Set.

    Timber Creek AR15 OD Green Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Olive Drab Green (ODG) Extended Takedown Pin Set       Upgrade your AR-15 with the Timber Creek Outdoors ODG Extended Takedown Pin Set, designed to provide improved ergonomics, faster takedown, and a sleek,...
    MSRP: $19.99
    $18.39
  • Timber Creek AR15 Tungsten Takedown Pin Set.

    Timber Creek AR15 Tungsten Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Tungsten Extended Takedown Pin Set     Upgrade your AR-15 with the Timber Creek Outdoors Tungsten Extended Takedown Pin Set—engineered for durability, ease of use, and sleek tactical style. Designed to enhance your...
    MSRP: $19.99
    $18.39
  • Timber Creek AR15 Flat Dark Earth (FDE) Takedown Pin Set

    Timber Creek AR15 Flat Dark Earth (FDE) Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Flat Dark Earth (FDE) Extended Takedown Pin Set       Upgrade your AR platform with the Timber Creek Flat Dark Earth (FDE) Extended Takedown Pin Set, crafted for shooters who value durability, ease of...
    MSRP: $19.99
    $18.39
  • Timber Creek AR15 Burnt Bronze Takedown Pin Set.

    Timber Creek AR15 Burnt Bronze Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Burnt Bronze Extended Takedown Pin Set     Unlock the full potential of your firearm with the Timber Creek Burnt Bronze Extended Takedown Pin Set, a meticulously crafted upgrade designed for precision and functionality...
    MSRP: $19.99
    $18.39
  • Timber Creek Blue Extended Takedown Pin Set

    Timber Creek AR15 Blue Takedown Pin Set

    MSRP: $19.99
    $18.39
    Timber Creek Blue Extended Takedown Pin Set     Upgrade your AR-15 with the Timber Creek Outdoors Blue Extended Takedown Pin Set, designed to deliver enhanced functionality, eye-catching style, and rugged reliability. Perfect for shooters who...
    MSRP: $19.99
    $18.39
  • Odin Works ranger green XMR 3 Colored Extended Magazine Release

    Odin Works Ranger Green XMR 3 Extended Magazine Release Button

    $22.99
    OdinWorks Ranger Green XMR 3 Extended Magazine Release Button     Inspired by the ODIN Works O2 Lite, the XMR3 is the latest mag release available from ODIN Works. Machined from billet 6061 aluminum and designed to work with KNS pins and the...
    $22.99
  • AR-15 RED Extended Enhanced Takedown Pin Set.

    AR-15 Red Extended Enhanced Takedown Pin Sets

    MSRP: $29.99
    $27.55
    AR-15 RED Extended Enhanced Takedown Pin Sets       Add speed, control, and aggressive styling to your build with our Red Extended Enhanced Takedown Pin Set. Designed for quick breakdown and improved grip, this upgrade makes field...
    MSRP: $29.99
    $27.55
  • AR-15 Purple Extended Enhanced Takedown Pin Sets

    AR-15 Purple Extended Enhanced Takedown Pin Sets

    MSRP: $29.99
    $27.55
    AR-15 Purple Extended Enhanced Takedown Pin Sets       Strong and lightweight is the name of the game for these new A1Armory Anodized Takedown and Pivot Pins. Coming in at only 0.3oz in weight, these come Extended with the Pivot Pin...
    MSRP: $29.99
    $27.55
  • Guntec AR-15 Blue Knurled Extended Takedown Pin Sets

    Guntec AR-15 Blue Knurled Extended Takedown Pin Sets

    MSRP: $29.99
    $27.55
    Guntec AR-15 Blue Knurled Extended Takedown Pin Sets       Add both function and flair to your AR-15 with the Guntec Anodized Blue Knurled Extended Takedown Pin Set — designed to enhance both ease-of-use and custom style. Whether...
    MSRP: $29.99
    $27.55
  • A1Armory AR-15 Anodized Black Anti-Rotation TriggerHammer Pin Set

    A1Armory AR-15 Anodized Black Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.43
    A1Armory AR-15 Anodized Black Anti-Rotation Trigger/Hammer Pin Set         Description: Upgrade your AR-15 with the A1Armory AR-15 Anodized Black Anti-Rotation Trigger/Hammer Pin Set, a reliable solution designed to prevent...
    MSRP: $24.99
    $17.43
  • A1Armory AR-15 Anodized Silver Anti-Rotation TriggerHammer Pin Set

    A1Armory AR-15 Anodized Silver Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.43
    Guntec AR-15 Anodized Silver Anti-Rotation Trigger/Hammer Pin Set       Description: Upgrade your AR-15's stability and enhance its longevity with the Guntec AR-15 Anodized Silver Anti-Rotation Trigger/Hammer Pin Set...
    MSRP: $24.99
    $17.43
  • A1Armory AR-15 Anodized Red Anti-Rotation TriggerHammer Pin Set

    A1Armory AR-15 Anodized Red Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.47
    AR-15 Anodized Red Anti-Rotation Trigger/Hammer Pin Set       Elevate both the performance and appearance of your AR-15 with this Anodized Red Anti-Rotation Trigger/Hammer Pin Set. Designed for shooters who demand...
    MSRP: $24.99
    $17.47
  • A1Armory AR-15 Anodized Purple Anti-Rotation TriggerHammer Pin Set

    A1Armory AR-15 Anodized Purple Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.43
    AR-15 Anodized Purple Anti-Rotation Trigger/Hammer Pin Set     Elevate both the performance and appearance of your AR-15 with this Anodized Purple Anti-Rotation Trigger/Hammer Pin Set. Designed for shooters who demand...
    MSRP: $24.99
    $17.43
  • A1Armory AR-15 Anodized OD Green Anti-Rotation TriggerHammer Pin Set

    A1Armory AR-15 Anodized Green Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.43
    AR-15 Anodized Green Anti-Rotation Trigger/Hammer Pin Set       Secure your fire control group with enhanced durability and confidence using the AR-15 Anodized Green Anti-Rotation Trigger/Hammer Pin Set. Engineered to eliminate pin...
    MSRP: $24.99
    $17.43
  • A1Armory AR-15 Anodized Blue Anti-Rotation Trigger Hammer Pin Set

    A1Armory AR-15 Anodized Blue Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.43
    A1Armory AR-15 Anodized Blue Anti-Rotation Trigger/Hammer Pin Set       Description: Upgrade your AR-15 with the A1Armory AR-15 Anodized Blue Anti-Rotation Trigger/Hammer Pin Set, a high-quality solution designed to enhance...
    MSRP: $24.99
    $17.43
  • A1Armory AR-15 Anodized Bronze Anti-Rotation TriggerHammer Pin Set

    A1Armory AR-15 Anodized Bronze Anti-Rotation Trigger/Hammer Pin Set

    MSRP: $24.99
    $17.43
    A1Armory AR-15 Anodized Bronze Anti-Rotation Trigger/Hammer Pin Set     Description: Upgrade your AR-15 with the A1Armory Anodized Burnt Bronze Anti-Rotation Trigger/Hammer Pin Set, designed to enhance the stability and security...
    MSRP: $24.99
    $17.43
  • XTS Skeletonized Stock Complete Lower Parts Kit with fire control group

    XTS-58 AR Stock Complete Lower Parts Kit

    MSRP: $139.99
    $81.87
    XTS Skeletonized Stock Complete Lower Parts Kit       XTS Skeletonized Stock Complete Lower Parts Kit – Elevate Your AR Build Upgrade your AR platform with the XTS Skeletonized Stock Complete Lower Parts Kit, engineered for...
    MSRP: $139.99
    $81.87
  • XTS Skeletonized Stock Buffer Tube Kit

    XTS-58 AR Stock Carbine Buffer Tube Kit

    MSRP: $69.99
    $53.35
    XTS Skeletonized Stock Buffer Tube Kit         Upgrade your rifle with the XTS Skeletonized Stock Buffer Tube Kit, the perfect fusion of style, comfort, and tactical efficiency. Designed for both seasoned AR...
    MSRP: $69.99
    $53.35
  • XTS Skeletonized Stock with Angled Rubber Buttpad

    XTS Skeletonized AR Stock XTS-58

    MSRP: $39.99
    $36.79
    XTS-58 Skeletonized Stock with Angled Rubber Buttpad       Upgrade your AR platform with the XTS-58 Skeletonized Stock, a precision-engineered solution that delivers performance, comfort, and standout styling in one rugged package...
    MSRP: $39.99
    $36.79
  • Timber Creek Tungsten Ambidextrous Safety Selector

    Timber Creek Tungsten Ambi Safety Selector

    MSRP: $39.99
    $36.79
    Timber Creek Outdoors Tungsten Ambidextrous Safety Selector       Timber Creek Outdoors Tungsten Ambidextrous Safety Selector – Precision, Performance, and Versatility in One Elevate your AR platform with the Timber Creek Outdoors...
    MSRP: $39.99
    $36.79
  • Timber Creek Red Ambi Safety Selector

    Timber Creek Red Ambi Safety Selector

    MSRP: $39.99
    $36.79
    Timber Creek Red Ambidextrous Safety Selector       Elevate your AR platform with the Timber Creek Outdoors Red Ambidextrous Safety Selector — a premium upgrade that combines cutting-edge design, rugged construction, and...
    MSRP: $39.99
    $36.79
  • Timber Creek Purple Ambidextrous Safety Selector

    Timber Creek Purple Ambi Safety Selector

    MSRP: $39.99
    $36.79
    Timber Creek Purple Ambidextrous Safety Selector       Add custom color and modular functionality to your rifle with the Timber Creek Outdoors Ambidextrous Safety Selector in Purple. Designed for shooters who demand adaptability and style,...
    MSRP: $39.99
    $36.79
  • Timber Creek Orange Ambidextrous Safety Selector

    Timber Creek Orange Ambi Safety Selector

    MSRP: $39.99
    $36.79
    Timber Creek Outdoors Orange Ambidextrous Safety Selector       Elevate your control and customization with the Timber Creek AMBI SS Orange Safety Selector – a precision-machined, drop-in upgrade for any Mil-Spec AR-15 lower...
    MSRP: $39.99
    $36.79
  • Timber Creek OD Green Ambidextrous Safety Selector

    Timber Creek OD Green Ambi Safety Selector

    MSRP: $39.99
    $36.79
    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...
    MSRP: $39.99
    $36.79
  • Timber Creek Outdoors Flat Dark Earth Ambidextrous Safety Selector

    Timber Creek Flat Dark Earth Ambi Safety Selector

    MSRP: $39.99
    $36.79
    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,...
    MSRP: $39.99
    $36.79
  • Timber Creek Burnt Bronze Ambidextrous Safety Selector

    Timber Creek Burnt Bronze Ambi Safety Selector

    MSRP: $39.99
    $36.79
    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...
    MSRP: $39.99
    $36.79
  • Timber Creek Outdoors Blue Ambidextrous Safety Selector

    Timber Creek Blue Ambi Safety Selector

    MSRP: $39.99
    $36.79
    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...
    MSRP: $39.99
    $36.79
  • Timber Creek Outdoors Black Ambidextrous Safety Selector

    Timber Creek Black Ambi Safety Selector

    MSRP: $39.99
    $36.79
    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, sleek styling,...
    MSRP: $39.99
    $36.79
  • Mil Spec AR-15 Trigger

    Tiger Rock Mil Spec AR-15 Trigger

    MSRP: $18.99
    $11.03
    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...
    MSRP: $18.99
    $11.03
  • AR-15 AR-10 Hex Head Pistol Grip bolt

    Bulk AR-15/AR-10 Pistol Grip Bolt/Star Lock Washer

    $160.99
    Bulk AR-15 / AR-10 Hex Head Pistol Grip Bolt Set       Bulk AR-15 Grip Bolt & Washer Set – 250 Minimum Order ✅ Precision-Fit AR-15 Grip Hardware – Designed to securely mount standard AR-15 pistol grips to...
    $160.99
  • A1Armory AR-15 Buffer Retaining Pin & Spring

    AR-15 Buffer Retaining Pin & Spring Set

    $2.75
    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...
    $2.75
  • AR-10 LR-308 A2 Rifle Length Buffer weight

    AR-10 / LR-308 A2 Rifle Length Buffer

    MSRP: $29.99
    $17.47
    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...
    MSRP: $29.99
    $17.47
  • On Sale
    AR-15AR-10 3.5LBS Competition Drop In Trigger System

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

    Now: $153.63
    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: $153.63
    Was: $184.95
  • Presma Skeletonized Blue Pistol Arm Brace Pistol Buffer Tube Kit

    Presma Blue Skeletonized Pistol Buffer Tube Kit

    $114.99
    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...
    $114.99
  • AR-15 FDE LE-Stock w Ambi QD interface Carbine Buffer Tube Kit

    AR-15 FDE LE-Stock w/ Ambi QD interface Carbine Buffer Tube Kit

    $44.15
    AR-15 FDE LE-Stock w/ Ambi QD interface Buffer Kit       Product Description: AR-15 FDE LE-Stock w/ Ambi QD Interface Buffer Kit Features: FDE LE-Stock Design: Crafted in a sleek Flat Dark Earth (FDE) finish, the LE-Stock...
    $44.15
  • Guntec Enhanced Flat Dark Earth FDE Lightweight Trigger Guard

    Guntec Enhanced Flat Dark Earth FDE Lightweight Trigger Guard

    MSRP: $24.99
    $17.47
    AR-15 Enhanced Flat Dark Earth (FDE) Trigger Guard       Upgrade your lower receiver with this rugged and stylish Enhanced AR-15 Trigger Guard in Cerakote Flat Dark Earth. Designed for improved functionality and...
    MSRP: $24.99
    $17.47
  • AR15/AR10 Enhanced Black Trigger Guard

    Guntec Enhanced Anodized Black Trigger Guard

    $13.79
    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...
    $13.79