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.

  • Mil Spec AR-15 Single Stage Trigger

    AR-15 Mil Spec Single Stage Trigger

    $11.24
    AR-15/AR-10 Single Stage Trigger       Engineered for precision, reliability, and bulk value, the AR-15 Mil-Spec Single Stage Trigger is the ideal solution for gunsmiths, OEMs, and high-volume builders. With a minimum order quantity of 200...
    $11.24
  • Vibra-Tite 2 ml thread locker tube- medium strength

    Vibra-Tite Medium Strength Threadlocker

    $2.48
    Vibra-Tite 2 ml thread locker tube- Medium Strength       Medium Strength is the perfect kind for your Firearm hardware   FEATURES: Versatile Medium Strength Formula: Vibra-Tite Medium Strength is a reliable...
    $2.48
  • A1A Accu-wedge 5 pack black

    AR15 Accu Wedge 5 Pack

    $9.00
    A1Armory Accu-wedge 5 pack       Tighten Up Your AR – Enhance Accuracy & Reliability Eliminate the play between your upper and lower receivers with the Accu Wedge 5-Pack – your cost-effective solution to increasing the...
    $9.00
  • AR 15 Mil Spec A2 Pistol Grip Kit-a1armory.com

    AR-15 A2 Mil Spec Textured Grip

    MSRP: $7.99
    $4.64
    AR-15/.308 Black Mil Spec A2 Pistol Grip       AR-15/.308 Black Mil Spec A2 Pistol Grip Set – a meticulously crafted and 100% USA Made enhancement for your firearm. This set is designed to elevate your shooting experience...
    MSRP: $7.99
    $4.64
  • On Sale
    AR15 Trigger Guard Kit

    AR15 Trigger Guard Kit

    Now: $0.89
    Was: $3.50
    AR15 Mil-Spec Trigger Guard         Our trigger guard assemblies are manufactured from 7075-T6 aluminum, precision machined, and then anodized and assembled. Features: Billet 7075 construction Comes assembled with spring and...
    Now: $0.89
    Was: $3.50
  • AR15 Trigger Guard Kit Billet Aluminum lower part for building your lower receiver-www.A1Armory.com

    AR-15 Billet Aluminum Trigger Guard Kit

    $8.09
    AR-15 Billet Aluminum Trigger Guard Kit -      Upgrade your AR-15 or AR-10 platform with precision, comfort, and style. Our Billet Aluminum Trigger Guard Kit is engineered for shooters who demand both function and finesse...
    $8.09
  • AR-15 Magazine Catch Kit assembly

    AR15 Magazine Catch Kit

    $6.29
    AR-15 Magazine Catch Kit       Upgrade your AR-15 with our precision-crafted AR-15 Magazine Catch Kit, engineered for durability, seamless functionality, and mil-spec compatibility. Whether you're building a rifle or replacing...
    $6.29
  • AR15 Pin and Detent Kit

    AR15 Pin and Detent Kit

    MSRP: $19.99
    $13.28
    AR-15 Phosphate Pin and Detent Kit       Upgrade your rifle build with our AR-15 Phosphate Pin and Detent Kit, expertly engineered and proudly manufactured in the USA. Whether you're building from the ground up or need a...
    MSRP: $19.99
    $13.28
  • AR15 Lost Parts springs and detents/pins Kit

    A1Armory AR15 Lost Parts Kit

    $15.26
    AR-15 Lost Parts Kit       Never let a lost detent or spring stall your AR-15 build again. The A1Armory AR-15 Lost Parts Kit is a must-have collection of the most commonly misplaced lower receiver components. Crafted to mil-spec standards...
    $15.26
  • AR10 AR15 Pivot & Takedown Pin Spring lower parts sold in bulk quantity-www.A1Armory.com

    AR10 / AR15 Pivot & Takedown Pin Spring Set

    MSRP: $1.99
    $1.13
    AR-15 Lower Parts - Pivot & Takedown Pin Spring Set       Upgrade your AR platform with our Pivot & Takedown Pin Spring Set, designed for precision fit, long-lasting performance, and seamless compatibility across M16, AR-15, and...
    MSRP: $1.99
    $1.13