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
    AR-15 Orange Ambidextrous Extended Modular Magazine Release

    AR-15 Orange Ambidextrous Extended Modular Magazine Catch Release

    Now: $22.49
    Was: $34.99
    AR-15 Orange Ambidextrous Extended Modular Magazine Release       Introducing the AR-15 Orange Ambidextrous Extended Modular Magazine Catch Release – a sleek and high-performance upgrade for your rifle that combines both style and...
    Now: $22.49
    Was: $34.99
  • AR-15 Bulk 100 Quantity Buffer Retainer Springs

    AR-15 Bulk 100 Quantity Buffer Retainer Springs

    $53.09
    AR-15 Bulk 100 Quantity Buffer Retainer Springs       Ensure the reliability and performance of your AR-15, AR-10, or AR-9 with our high-quality bulk pack of 100 Buffer Retainer Springs. Designed to meet the stringent requirements of...
    $53.09
  • AR-15 100 Quantity Disconnector Springs

    AR-15 100 Quantity Bulk Disconnector Springs

    $29.69
    AR-15 100 Quantity Disconnector Springs       Enhance the reliability and performance of your AR-15 with our premium set of 100 Disconnector Springs. These high-quality springs are designed to meet military specifications and provide...
    $29.69
  • On Sale
    AR-15 100 Quantity TakedownPivot Pin Spring & Detents

    AR-15 100 Quantity Takedown/Pivot Pin Spring & Detents

    MSRP: $128.99
    Now: $67.49
    Was: $74.99
    AR-15 100 Quantity Takedown/Pivot Pin Spring & Detents     Equip your AR-15 with the best in durability and precision with our Mil-Spec AR-15 Pivot Pin & Takedown Pin Detents & Springs. Crafted from high-quality stainless steel,...
    MSRP: $128.99
    Now: $67.49
    Was: $74.99
  • AR-15 White Black Cerakote Gradient A2 Grip

    AR-15 White/Black Cerakote Gradient A2 Grip

    MSRP: $24.99
    $17.09
    AR-15 White/Black Cerakote Gradient A2 Grip       Introducing our exclusive AR-15 White/Black Cerakote Gradient A2 Grip, a perfect blend of functionality and aesthetics designed to elevate your firearm...
    MSRP: $24.99
    $17.09
  • Zombie Green Mil Spec Castle Nut

    Zombie Green Mil Spec Castle Nut

    MSRP: $12.99
    $11.69
    AR-15 Zombie Green Mil Spec Castle Nut     Secure your buffer tube with confidence — and a splash of bold, custom color. The AR-15 Zombie Green Mil-Spec Castle Nut is built to deliver reliable retention for your buffer tube assembly while...
    MSRP: $12.99
    $11.69
  • Zombie Green Mil Spec End Plate

    Zombie Green Mil Spec End Plate

    MSRP: $19.99
    $13.49
    Zombie Green Mil Spec End Plate       Transform your AR-15 with the Zombie Green Mil Spec End Plate, the perfect blend of durability, precision, and style. Proudly made in the USA, this high-quality end plate ensures your firearm performs...
    MSRP: $19.99
    $13.49
  • AR-15 Cerakote Lemon Yellow 3.5 Compact Buffer Tube System

    AR-15 Cerakote Lemon Yellow 3.5" Compact Buffer Tube System

    $116.99
    AR-15 Cerakote Lemon Yellow 3.5" Compact Buffer Tube System-FREE SHIPPING       Introducing the AR-15 Cerakote Lemon Yellow 3.5" Compact Buffer Tube System, the ultimate upgrade for your AR-15 platform. Designed for performance and...
    $116.99
  • AR-15 Cerakote Zombie Green 3.5 Compact Buffer Tube System

    AR-15 Cerakote Zombie Green 3.5" Compact Buffer Tube System

    $116.99
    AR-15 Cerakote Zombie Green 3.5" Compact Buffer Tube System-FREE SHIPPING       Enhance your AR-15 with our state-of-the-art Cerakote Zombie Green 3.5" Compact Buffer Tube System. Proudly made in the USA, this premium buffer tube system is...
    $116.99
  • AR-15 Custom Cerakote Robins Egg Blue Camo Shockwave Pistol Stabilizer

    AR-15 Custom Cerakote Robins Egg Blue Camo Shockwave Pistol Stabilizer

    MSRP: $159.99
    $71.09
    AR-15 Custom Cerakote Robins Egg Blue Camo Shockwave Pistol Stabilizer           Elevate your shooting experience with the AR-15 Custom Cerakote REB Camo Shockwave Pistol Stabilizer. This innovative and stylish accessory is...
    MSRP: $159.99
    $71.09
  • AR-15 Cerakote Pink & Black Camo Upper Receiver

    AR-15 Cerakote Pink & Black Camo Upper Receiver

    MSRP: $129.99
    $98.99
    AR-15 Cerakote Pink & Black Camo Upper Receiver         Make your AR build stand out with a striking blend of color, craftsmanship, and combat-ready reliability. The AR-15 Cerakote Pink & Black Camo Upper Receiver is...
    MSRP: $129.99
    $98.99
  • AR-15 Custom WhiteBlack Camo Pistol Buffer Tube

    AR-15 Custom White/Black Camo Pistol Buffer Tube

    $44.99
    AR-15 Custom White/Black Camo Pistol Buffer Tube       Enhance your AR-15 with our Custom White/Black Camo Pistol Buffer Tube, expertly designed for both functionality and style. Made in the USA from high-quality materials, this buffer...
    $44.99
  • AR-15 Custom WhiteBlack Camo Shockwave Pistol Stabilizer

    AR-15 Custom White/Black Camo Shockwave Pistol Stabilizer

    MSRP: $78.99
    $71.09
    AR-15 Custom White/Black Camo Shockwave Pistol Stabilizer       Elevate your pistol experience with the AR-15 Custom White/Black Camo Shockwave Pistol Stabilizer. This high-performance accessory is designed to...
    MSRP: $78.99
    $71.09
  • AR-15 Custom WhiteBlack Camo 6 Position Buttstock

    AR-15 Custom White/Black Camo 6 Position ButtStock

    $44.09
    AR-15 Custom White/Black Camo 6 Position Buttstock       Enhance your AR-15 with our custom White/Black Camo 6 Position Buttstock, meticulously designed for durability and style. Made in the USA, this MIL-SPEC M4 type...
    $44.09
  • AR-15 Custom WhiteBlack Camo Enhanced Lower Parts Kit

    AR-15 Custom White/Black Camo Enhanced Lower Parts Kit

    MSRP: $129.99
    $98.09
    AR-15 Custom White/Black Camo Enhanced Lower Parts Kit-FREE SHIPPING       Elevate your AR-15 build with the Custom White/Black Camo Enhanced Lower Parts Kit, a premium assembly crafted for both superior functionality and...
    MSRP: $129.99
    $98.09
  • AR-15 Custom Cerakote Red Camo Shockwave Pistol Stabilizer

    AR-15 Custom Cerakote Red Camo Shockwave Pistol Stabilizer

    $71.09
    AR-15 Custom Cerakote Red Camo Shockwave Pistol Stabilizer           Elevate your shooting experience with the AR-15 Custom Cerakote Red Camo Shockwave Pistol Stabilizer. This innovative and stylish accessory is designed to...
    $71.09
  • AR-15 Cerakote Red Camo Pistol Buffer Tube

    AR-15 Custom Cerakote Red Camo Pistol Buffer Tube

    $44.99
    AR-15 Cerakote Red Camo Pistol Buffer Tube           Upgrade your AR-15 with our high-performance Cerakote Red Camo Pistol Buffer Tube. Designed for durability and a sleek aesthetic, this buffer tube is an essential upgrade...
    $44.99
  • AR-15 Cerakote Red Camo Enhanced Lower Parts Kit

    AR-15 Cerakote Red Camo Enhanced Lower Parts Kit

    MSRP: $129.99
    $98.09
    AR-15 Cerakote Red Camo Enhanced Lower Parts Kit-FREE SHIPPING       Upgrade your AR-15 build with the perfect blend of precision engineering and eye-catching design in the Cerakote Red Camo Enhanced Lower Parts Kit. Proudly Made in the...
    MSRP: $129.99
    $98.09
  • AR-15 Cerakote Red & Black Camo Upper Receiver

    AR-15 Cerakote Red & Black Camo Upper Receiver

    MSRP: $129.99
    $98.99
    AR-15 Cerakote Red & Black Camo Upper Receiver-FREE SHIPPING           Take your AR build to the next level with the AR-15 Cerakote Red & Black Camo Upper Receiver — a stunning combination of...
    MSRP: $129.99
    $98.99
  • AR-15 Cerakote Robins Egg Blue Camo Enhanced Lower Parts Kit

    AR-15 Cerakote Robins Egg Blue Camo Enhanced Lower Parts Kit

    MSRP: $129.99
    $98.09
    AR-15 Cerakote Robins Egg Blue Camo Enhanced Lower Parts Kit-FREE SHIPPING       Upgrade your AR-15 build with the precision and style of the AR-15 Cerakote Robins Egg Blue Camo Enhanced Lower Parts Kit. Made in the USA, this kit provides...
    MSRP: $129.99
    $98.09
  • AR-15 Cerakote Robins Egg Blue & Black Camo Upper Receiver

    AR-15 Cerakote Robins Egg Blue & Black Camo Upper Receiver

    MSRP: $129.99
    $98.99
    AR-15 Cerakote Robins Egg Blue & Black Camo Upper Receiver-FREE SHIPPING         Give your AR-15 a bold visual upgrade with the Cerakote Robins Egg Blue & Black Camo Upper Receiver – a high-performance component that...
    MSRP: $129.99
    $98.99
  • AR-15 Cerakote Red & Black Camo Collapsible Stock

    AR-15 Cerakote Red & Black Camo Collapsible Stock

    $44.09
    AR-15 Cerakote Red & Black Camo Collapsible Stock         Upgrade your AR-15 with this robust and stylish Cerakote Red & Black Camo Collapsible Stock. Designed for both functionality and aesthetics, this...
    $44.09
  • AR-15 Cerakote Robins Egg Blue & Black Camo Collapsible Stock

    AR-15 Cerakote Robins Egg Blue & Black Camo Collapsible Stock

    MSRP: $54.99
    $42.29
    AR-15 Cerakote Robins Egg Blue & Black Camo Collapsible Stock         Upgrade your AR-15 with this robust and stylish Cerakote Robins Egg Blue & Black Camo Collapsible Stock. Designed for both functionality and...
    MSRP: $54.99
    $42.29
  • AR-15 Cerakote Pink & Black Camo Collapsible Stock

    AR-15 Cerakote Pink & Black Camo Collapsible Stock

    $44.09
    AR-15 Cerakote Pink & Black Camo Collapsible Stock         Elevate your AR-15's style and functionality with our Cerakote Pink & Black Camo Collapsible Stock. Designed for durability and performance, this stock...
    $44.09
  • AR Platform Cerakote Zombie Green A2 Pistol Grip

    AR15 Zombie Green Cerakote A2 Pistol Grip

    MSRP: $22.99
    $14.39
    AR Platform Cerakote Zombie Green A2 Pistol Grip       Upgrade your rifle’s style and performance with the AR-15 Zombie Green A2 Pistol Grip. Designed to fit both AR-15 and AR-10 platforms, this grip delivers classic...
    MSRP: $22.99
    $14.39
  • AR-15 100 Quantity Safety Selector Pin Detents

    AR-15 Bulk 100 Quantity Safety Selector Pin Detents

    $61.19
    AR-15 100 Quantity Safety Selector Pin Detents       Upgrade your AR-15 with our top-quality Safety Selector Pin Detents, perfect for replacements or keeping as spares. Crafted from high-grade stainless steel, these detents ensure reliable...
    $61.19
  • AR-15 Nitride Fire Control Group Bulk Pin Set of 100

    AR-15 Fire Control Group Pin Set Bulk Quantity Deal

    MSRP: $149.99
    $62.09
    AR-15 Fire Control Group Bulk Pin Set of 100       Upgrade your AR-15 with our high-quality Nitride Fire Control Group Pin Set. These pins are crafted to meet mil-spec standards, ensuring durability and reliable performance...
    MSRP: $149.99
    $62.09
  • AR-15 Stainless Steel Fire Control Group Bulk Pin Set of 100 wholesale deal

    AR-15 Stainless Steel Fire Control Group Pin Set Bulk Quantity Deal

    MSRP: $179.99
    $71.09
    AR-15 Stainless Steel Fire Control Group Bulk Pin Set of 100       Upgrade your AR-15 with our high-quality Stainless Steel Fire Control Group Pin Set. These pins are crafted to meet mil-spec standards, ensuring durability...
    MSRP: $179.99
    $71.09
  • AR-15 Stainless Steel Fire Control Group 2 piece Pin Set-lower parts

    AR-15 Stainless Steel Fire Control Group Pin Set

    MSRP: $5.99
    $3.47
    AR-15 Stainless Steel Fire Control Group Pin/FCG Pin Set       Upgrade your AR-15 with our high-quality Stainless Steel Fire Control Group Pin Set. These pins are crafted to meet mil-spec standards, ensuring durability and...
    MSRP: $5.99
    $3.47
  • AR15 100 Quantity Pivot Pin & Takedown Pin Detents

    A1armory AR-15 100 Quantity Takedown/Pivot Pin Detents

    MSRP: $92.99
    $53.99
    AR15 100 Quantity Pivot Pin & Takedown Pin Detents     Equip your AR-15 with the best in durability and precision with our Mil-Spec AR-15 Pivot Pin & Takedown Pin Detents. Crafted from high-quality stainless steel, these detents are...
    MSRP: $92.99
    $53.99
  • AR-15 Pink Camo Cerakote Enhanced Lower Parts Kit

    AR-15 Pink Camo Cerakote Enhanced Lower Parts Kit

    MSRP: $129.99
    $98.09
    AR-15 Pink Camo Cerakote Enhanced Lower Parts Kit-FREE SHIPPING       Enhance your AR-15 with a unique and stylish touch using our AR-15 Pink Camo Cerakote Enhanced Lower Parts Kit. Perfect for enthusiasts who value both aesthetics and...
    MSRP: $129.99
    $98.09
  • AR-15 Yellow Lemon Zest Cerakote Dust Cover Assembly.

    AR-15 Lemon Zest Cerakote Dust Cover Assembly

    $17.09
    AR-15 Yellow Lemon Zest Cerakote Dust Cover Assembly       Give your AR-15 a bold new look and dependable protection with our Lemon Zest Yellow Cerakote Dust Cover Assembly. This premium, American-made...
    $17.09
  • AR15 Yellow Lemon Cerakote Lower Parts Kit

    AR15 Cerakote Yellow Lower Parts Kit

    MSRP: $119.99
    $80.99
    AR15 Yellow Lemon Cerakote Lower Parts Kit        Transform your AR15 with a burst of vibrant color and superior performance with the AR15 Yellow Lemon Cerakote Lower Parts Kit. Made in the USA, this kit combines...
    MSRP: $119.99
    $80.99
  • AR-15 Gold/Black Cerakote Gradient Stock

    AR-15 Gold/Black Cerakote Gradient Stock

    $38.69
    AR-15 Gold/Black Cerakote Gradient Stock       AR-15 Gold/Black Cerakote Gradient Stock, a fusion of functionality and style designed to elevate your firearm to new heights. Crafted with meticulous attention to detail, this...
    $38.69
  • AR-15 Gold/Black Cerakote Gradient A2 Grip.

    AR-15 Gold/Black Cerakote Gradient A2 Grip

    MSRP: $24.99
    $17.09
    AR-15 Gold/Black Cerakote Gradient A2 Grip       Upgrade your AR-15 with this stunning Gold/Black Cerakote Gradient A2 Grip, designed for both aesthetics and functionality. Crafted with precision and...
    MSRP: $24.99
    $17.09
  • AR-15 Lemon Zest Cerakote Extended Takedown Pin Set.

    AR-15 Lemon Zest Cerakote Extended Takedown Pin Set

    MSRP: $24.99
    $17.99
    AR-15 Lemon Zest Cerakote Extended Takedown Pin Set       Upgrade your AR-15 with our premium Lemon Zest Cerakote Extended Takedown Pin Set. Designed for enhanced functionality and a standout look, this...
    MSRP: $24.99
    $17.99
  • AR-15 Hunter Orange Black Camo Stock

    AR-15 Hunter Orange Black Camo Collapsible Stock

    $44.09
    AR-15 Hunter Orange Black Camo Stock         The AR-15 Hunter Orange Black Camo Stock is a premium upgrade designed for durability and performance. This six-position MIL-SPEC M4-type buttstock combines robust construction...
    $44.09
  • AR15 Cerakote Zombie Green Beavertail Grip

    AR15 Zombie Green Cerakote Beavertail Grip

    MSRP: $18.99
    $17.09
    AR15 Cerakote Zombie Green Beavertail Grip       Upgrade your AR-15/10 with the AR-15 Cerakote Zombie Green Beavertail Grip, designed for both functionality and aesthetic appeal. Crafted with precision, this deluxe...
    MSRP: $18.99
    $17.09
  • AR-15 Lemon Yellow Cerakote Gradient A2 Pistol Grip.

    AR-15 Lemon Yellow Cerakote A2 Pistol Grip

    MSRP: $22.99
    $14.39
    AR-15 Lemon Yellow Cerakote Gradient A2 Pistol Grip       Upgrade your rifle’s style and performance with the AR-15 Yellow A2 Pistol Grip. Designed to fit both AR-15 and AR-10 platforms, this grip delivers classic...
    MSRP: $22.99
    $14.39
  • AR FDE Cerakote Ambidextrous Safety Selector V.2.

    AR FDE Cerakote Ambidextrous Safety Selector V.2

    MSRP: $39.99
    $31.46
    AR FDE Cerakote Ambidextrous Safety Selector V.2       Take full control of your AR platform with the AR FDE Cerakote Ambidextrous Safety Selector V.2, engineered for smooth operation, durability, and true ambidextrous...
    MSRP: $39.99
    $31.46