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.

  • Trinity Force Grey AR15 DMR Grip With Storage

    Trinity Force AR15 Grey DMR Grip With Storage

    MSRP: $18.99
    $14.71
    Trinity Force Grey AR15 DMR Grip With Storage       Upgrade your AR-15/M4 build with the ergonomic and versatile Trinity Force Grey DMR Grip. Designed for tactical performance and ultimate comfort, this pistol grip seamlessly mounts onto...
    MSRP: $18.99
    $14.71
  • On Sale
    XTS 101 FDE AR Stock

    XTS Flat Dark Earth 101 AR Stock

    MSRP: $62.99
    Now: $27.59
    Was: $34.99
    XTS 101 FDE AR Stock     Elevate your shooting experience with the XTS 101 FDE AR Stock, designed to provide unparalleled comfort and performance for your AR platform. Crafted for both AR15 and AR10 rifles and pistols, this stock ensures a...
    MSRP: $62.99
    Now: $27.59
    Was: $34.99
  • AR Competition 3.5 LB Drop In Trigger System

    AR Competition 3.5 LB Drop In Trigger System

    MSRP: $139.99
    $128.79
    AR Competition 3.5 LB Drop In Trigger System- FREE SHIPPING         Introducing the AR Competition 3.5 LB Drop-In Trigger System, engineered for precision and performance in your AR-15/AR-10 platform...
    MSRP: $139.99
    $128.79
  • Burnt Bronze Cerakote Complete Enhanced Lower Parts Kit

    AR-15 Burnt Bronze Cerakote Complete Lower Parts Kit

    MSRP: $179.99
    $165.59
    AR-15 Burnt Bronze Cerakote Complete Enhanced Lower Parts Kit-FREE SHIPPING       Turn your build into a head-turner with this all-in-one Burnt Bronze Cerakote Enhanced Lower Parts Kit — built for function, durability, and clean,...
    MSRP: $179.99
    $165.59
  • AR-15 Gold Cerakote Complete Enhanced Lower Parts Kit

    AR-15 Gold Cerakote Complete Lower Parts Kit

    MSRP: $179.99
    $165.59
    AR-15 Gold Cerakote Complete Enhanced Lower Parts Kit-FREE SHIPPING       Turn your AR-15 build into a head-turner without sacrificing function. This complete enhanced lower parts kit pairs high-quality mil-spec components with a...
    MSRP: $179.99
    $165.59
  • AR-15 Zombie Green Cerakote Complete Enhanced Lower Parts Kit

    AR-15 Zombie Green Cerakote Complete Lower Parts Kit

    MSRP: $179.99
    $165.59
    AR-15 Zombie Green Cerakote Complete Enhanced Lower Parts Kit-FREE SHIPPING       Bring your build to life with the AR-15 Zombie Green Cerakote H-168 Complete Enhanced Lower Parts Kit. Engineered for performance, reliability, and standout...
    MSRP: $179.99
    $165.59
  • AR-15 Cerakote Red Splatter Lower Parts Kit w White Accent Parts

    AR-15 Cerakote Red Splatter Lower Parts Kit w White Accent Parts

    MSRP: $129.99
    $100.27
    AR-15 Cerakote Red Splatter Lower Receiver Parts Kit with White Accents        CERAKOTE White Semi Trigger | Front Pivot Pin | Take Down Pin | Enhanced Bolt Catch | AR-15 Dual Safety Selector Lever   AR-15 Lower Receiver...
    MSRP: $129.99
    $100.27
  • AR15 Custom Cerakote Zombie Green Splatter Yellow Lower Parts Kit

    AR15 Custom Cerakote Zombie Green Splatter Yellow Lower Parts Kit

    MSRP: $139.99
    $114.99
    AR15 Custom Zombie Green Splatter Yellow Lower Parts Kit      Turn your build into a showpiece without sacrificing function. This AR-15 Lower Parts Kit features a striking Zombie Green/ Splatter Cerakote w Yellow accent finish for a...
    MSRP: $139.99
    $114.99
  • AR15 Custom Zombie Green Splatter Lower Parts Kit

    AR15 Custom Cerakote Zombie Green Splatter Lower Parts Kit

    MSRP: $139.99
    $114.99
    AR15 Custom Zombie Green Splatter Lower Parts Kit      Turn your build into a showpiece without sacrificing function. This AR-15 Lower Parts Kit features a striking Zombie Green/ Splatter Cerakote w ZG accent finish for a bright, durable,...
    MSRP: $139.99
    $114.99
  • AR-15 Zombie Green Cerakote Enhanced Lower Parts Kit

    AR-15 Zombie Green Cerakote Enhanced Lower Parts Kit

    MSRP: $119.99
    $91.07
    AR-15 Zombie Green Cerakote Enhanced Lower Parts Kit       Bring a striking, battle-ready look to your AR-15 build without sacrificing function. This Enhanced Lower Parts Kit combines rock-solid internal components with eye-catching...
    MSRP: $119.99
    $91.07
  • AR15 Custom Cerakote Gold Splatter Lower Parts Kit

    AR15 Custom Cerakote Gold Splatter Lower Parts Kit

    MSRP: $139.99
    $114.99
    AR15 Custom Cerakote Gold Splatter Lower Parts Kit         Turn an ordinary lower into a show-stopping, range-ready centerpiece. This AR-15 Lower Parts Kit combines...
    MSRP: $139.99
    $114.99
  • ar15 cerakote gold Lower receiver Parts kit

    AR-15 Cerakote Gold Enhanced Lower Parts Kit

    MSRP: $129.99
    $100.27
    AR-15 Cerakote Gold Enhanced Lower Parts Kit       AR-15 Cerakote Gold Enhanced Lower Parts Kit Upgrade your AR-15 build with the Cerakote Gold Enhanced Lower Parts Kit, a premium set of components designed to combine eye-catching style...
    MSRP: $129.99
    $100.27
  • AR-15 Cerakote Gold Extended Bolt Catch Bad Lever

    AR-15 Cerakote Gold Extended Bolt Catch Bad Lever

    MSRP: $34.99
    $27.59
    AR-15 Cerakote Gold Extended Bolt Catch Bad Lever       Upgrade your rifle’s speed and control with the AR-15 Cerakote Gold Extended Bolt Catch Bad Lever. Designed for both performance and style, this precision-machined lever...
    MSRP: $34.99
    $27.59
  • AR-15 Cerakote Gold Mil Spec Castle Nut

    AR-15 Cerakote Gold Mil Spec Castle Nut

    MSRP: $12.99
    $11.95
    AR-15 Cerakote Gold Mil Spec Castle Nut       Upgrade your AR-15 build with our Gold Cerakote Mil-Spec Castle Nut, designed for exceptional durability, performance, and eye-catching style. Engineered to meet strict Mil-Spec standards, this...
    MSRP: $12.99
    $11.95
  • AR-15 Cerakote Robins Egg Blue Safety Selector Switch

    AR-15 Cerakote Robins Egg Blue Safety Selector Switch

    MSRP: $29.99
    $27.59
    AR-15 Cerakote Robins Egg Blue Safety Selector Switch         Add a clean, custom touch to your rifle while maintaining dependable performance with our Cerakote Robin Egg Blue Safety Selector. Built to mil-spec...
    MSRP: $29.99
    $27.59
  • AR-15 Cerakote Color Safety Selector

    AR-15 Cerakote Color Safety Selector

    MSRP: $29.99
    $27.59
    AR-15 Cerakote Color Safety Selector         Add precision control and custom style to your rifle with our Cerakote Color Safety Selector. Built to mil-spec standards and finished in-house, this selector...
    MSRP: $29.99
    $27.59
  • AR15 Cerakote Lemon Zest Yellow 6 Position Buffer Tube

    AR-15 Lemon Zest Yellow Cerakote 6 Position Mil Spec Buffer Tube

    MSRP: $39.99
    $36.79
    AR15 Cerakote Lemon Zest Yellow 6 Position Buffer Tube     Upgrade your AR-15 build with our Cerakote Yellow 6-Position Buffer Tube, designed for durability, reliability, and a touch of custom style. Machined from high-quality T6-6061 aluminum,...
    MSRP: $39.99
    $36.79
  • AR15 Cerakote White 6 Position Buffer Tube

    AR-15 White Cerakote 6 Position Mil Spec Buffer Tube

    $36.79
    AR15 Cerakote White 6 Position Buffer Tube     Upgrade your AR-15 build with our Cerakote White 6-Position Buffer Tube, designed for durability, reliability, and a touch of custom style. Machined from high-quality T6-6061 aluminum, this...
    $36.79
  • AR-15 Cerakote Gold Beavertail Pistol Grip

    AR-15 Cerakote Gold Beavertail Pistol Grip

    MSRP: $22.99
    $21.15
    AR-15 Cerakote Gold Beavertail Pistol Grip       Upgrade your rifle’s performance and style with the AR-15 Cerakote Gold Beavertail Pistol Grip. Engineered for comfort, control, and durability, this deluxe grip is molded...
    MSRP: $22.99
    $21.15
  • AR-15 AR Rubberized Pistol Grip

    AR-15 AR Rubberized Pistol Grip

    MSRP: $22.99
    $18.39
    AR-15 AR Rubberized Pistol Grip         Upgrade your AR-15 with the AR Rubberized Pistol Grip — engineered for enhanced comfort, control, and reliability. Whether you're at the range or in the field, this grip...
    MSRP: $22.99
    $18.39
  • AR-15 Enhanced Stock with Rubberized Recoil Pad

    AR-15 Enhanced Stock with Rubberized Recoil Pad

    MSRP: $37.99
    $26.67
    AR-15 Enhanced Stock with Rubberized Recoil Pad         Upgrade your rifle with the AR-15 Enhanced Stock, designed for comfort, durability, and rapid adjustment. This stock is engineered for serious...
    MSRP: $37.99
    $26.67
  • AR-15 Custom Cerakote Gold M4 Buttstock

    AR-15 Custom Cerakote Gold M4 Buttstock

    MSRP: $89.99
    $55.19
    AR-15 Custom Cerakote Gold M4 Buttstock         ✅ Premium Cerakote FinishFinished in a Gold for a unique look that adds personality to your AR build while providing Cerakote’s industry-leading...
    MSRP: $89.99
    $55.19
  • AR-15 Gold Plated Knurled Extended Takedown Pin Sets

    AR-15 Gold Plated Knurled Extended Takedown Pin Sets

    $36.79
    AR-15 Gold Plated Knurled Extended Takedown Pin Set       Upgrade your AR-15 with this premium Gold Plated Knurled Extended Takedown Pin Set, engineered for performance and standout style. Built for both enthusiasts and competitive...
    $36.79
  • AR-15 Raw Unfinished Ultralight Skeletonized Grip

    AR-15 Raw Unfinished Ultralight Skeletonized Grip

    MSRP: $109.99
    $72.67
    AR-15 Raw Unfinished Ultralight Skeletonized Grip       Upgrade your AR-15 with this ultra-lightweight, precision-engineered grip designed for shooters who demand style, comfort, and performance. Perfect for custom...
    MSRP: $109.99
    $72.67
  • AR-15 Raw Unfinished Blasted Skeletonized Grip

    AR-15 Raw Unfinished Blasted Skeletonized Grip

    MSRP: $109.99
    $72.67
    AR-15 Raw Unfinished Blasted Skeletonized Grip       Upgrade your AR-15 with this ultra-lightweight, precision-engineered grip designed for shooters who demand style, comfort, and performance. Perfect for custom...
    MSRP: $109.99
    $72.67
  • 2 AR-15 Stainless Knurled Gas Block Set Screws

    2 Knurled Gas Block Stainless Set Screws

    MSRP: $4.99
    $3.45
    2 AR-15 Stainless Knurled Gas Block Set Screws       Upgrade your AR-15’s gas system with A1Armory’s Stainless Knurled Gas Block Set Screws, designed for reliable performance and secure fitment. Proudly made in the USA, these...
    MSRP: $4.99
    $3.45
  • AR-15 Cerakote Red Mil Spec End Plate

    AR-15 Cerakote Red Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote Red Mil Spec End Plate       Transform your AR-15 with the Red 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 at...
    MSRP: $19.99
    $14.71
  • AR-15 Cerakote Pink Mil Spec End Plate

    AR-15 Cerakote Pink Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote Pink Mil Spec End Plate       Transform your AR-15 with the Pink 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
    $14.71
  • AR-15 Cerakote FDE Mil Spec End Plate

    AR-15 Cerakote FDE Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote FDE Mil Spec End Plate       Transform your AR-15 with the FDE 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 at...
    MSRP: $19.99
    $14.71
  • AR-15 Cerakote ODG Mil Spec End Plate

    AR-15 Cerakote ODG Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote ODG Mil Spec End Plate       Transform your AR-15 with the ODG 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 at...
    MSRP: $19.99
    $14.71
  • AR-15 Cerakote Yellow Mil Spec End Plate

    AR-15 Cerakote Lemon Zest Yellow Mil Spec End Plate

    MSRP: $19.99
    $15.63
    AR-15 Cerakote Yellow Mil Spec End Plate       Upgrade your rifle with style and durability! The AR-15 Cerakote Yellow Mil-Spec End Plate is the perfect finishing touch for any custom build or upgrade, combining rugged steel construction...
    MSRP: $19.99
    $15.63
  • AR-15 Cerakote Hunter Orange Mil Spec End Plate

    AR-15 Cerakote Hunter Orange Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote Hunter Orange Mil Spec End Plate       Upgrade your rifle with style and durability! The AR-15 Cerakote Orange Mil-Spec End Plate is the perfect finishing touch for any custom build or upgrade, combining rugged steel...
    MSRP: $19.99
    $14.71
  • AR-15 Cerakote Gold Mil Spec End Plate

    AR-15 Cerakote Gold Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote Gold Mil Spec End Plate       Upgrade your rifle with style and durability! The AR-15 Cerakote Gold Mil-Spec End Plate is the perfect finishing touch for any custom build or upgrade, combining rugged steel construction with...
    MSRP: $19.99
    $14.71
  • AR-15 Cerakote Burnt Bronze Mil Spec End Plate

    AR-15 Cerakote Burnt Bronze Mil Spec End Plate

    MSRP: $19.99
    $14.71
    AR-15 Cerakote Burnt Bronze Mil Spec End Plate       Upgrade your AR-15 with both style and strength. Our Cerakote Burnt Bronze Mil-Spec End Plate is built tough and finished for maximum durability, giving your rifle the performance and...
    MSRP: $19.99
    $14.71
  • AR-15 Black Beavertail Pistol Grip

    AR-15 Black Beavertail Pistol Grip

    MSRP: $18.99
    $12.87
    AR-15 Black Beavertail Pistol Grip       Enhance your shooting comfort and control with the AR-15 Black Beavertail Pistol Grip. Engineered for performance and reliability, this deluxe grip is crafted from rugged high-density polymer fiber,...
    MSRP: $18.99
    $12.87
  • AR-15 Cerakote Burnt Bronze Beavertail Pistol Grip

    AR-15 Cerakote Burnt Bronze Beavertail Pistol Grip

    $22.99
    AR-15 Cerakote Burnt Bronze Beavertail Pistol Grip       Elevate your AR-15’s performance and aesthetics with our deluxe Cerakote Burnt Bronze Beavertail Pistol Grip. Expertly crafted from high-density polymer fiber, this ergonomic...
    $22.99
  • AR-15 Extended Black Bolt Catch

    AR-15 Black Extended Bolt Catch Release

    MSRP: $19.99
    $18.39
    AR-15 Extended Black Bolt Catch       Elevate your AR-15's performance and ergonomics with the Extended Black Bolt Catch. Specifically engineered for speed and comfort, this high-quality bolt catch ensures faster, smoother, and...
    MSRP: $19.99
    $18.39
  • AR-15 Cerakote Gold Bolt Catch Assembly

    AR-15 Cerakote Gold Bolt Catch Assembly

    MSRP: $24.99
    $22.99
    AR-15 Cerakote Gold Bolt Catch Assembly       Elevate your AR-15's reliability and ease of operation with our precision-engineered Cerakote Gold Bolt Catch Assembly. Crafted meticulously from gun-quality steel, this robust component is...
    MSRP: $24.99
    $22.99
  • AR-15 Cerakote white Bolt Catch Assembly

    AR-15 Cerakote White Bolt Catch Assembly

    MSRP: $24.99
    $22.99
    AR-15 Cerakote White Bolt Catch Assembly       Elevate your AR-15's reliability and ease of operation with our precision-engineered Cerakote White Bolt Catch Assembly. Crafted meticulously from gun-quality steel, this robust component is...
    MSRP: $24.99
    $22.99
  • AR-15 Safety Selector Lever with Detent & Spring

    AR-15 Safety Selector Lever with Detent & Spring

    MSRP: $19.99
    $11.95
    AR-15 Safety Selector Lever with Detent & Spring       Ensure reliable, consistent fire control with this Mil-Spec AR-15 Safety Selector Lever, complete with a selector detent and spring for easy installation. Designed for precision...
    MSRP: $19.99
    $11.95