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.

  • Phase5 Grey Dimpled Magazine Release Button Phase5 Grey Dimpled Magazine Release Button

    Phase5 Grey Dimpled Magazine Release Button

    $9.09
    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...
    $9.09
  • Lakota Ops AR-15 Mil-Spec Buffer Tube Kit

    Lakota Ops AR-15 Mil-Spec Buffer Tube Kit

    $54.55
    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
    $54.55
  • On Sale
    Red AR-15 Enforcer Skeletonized Colored Pistol Grip TCO AR-15 Red Enforcer Skeletonized Pistol Grips

    TCO AR-15 Red Enforcer Skeletonized Pistol Grips

    Now: $72.79
    Was: $99.99
    Timber Creek AR-15 Red Enforcer Skeletonized Colored Pistol Grip-       Title: Timber Creek Enforcer Blue Pistol Grip - Enhance Your AR15 with Precision and Style Description: Upgrade your AR15 with the Timber Creek Enforcer Blue Pistol...
    Now: $72.79
    Was: $99.99
  • On Sale
    Purple AR-15 Enforcer Skeletonized Colored Pistol Grip Purple AR-15 Enforcer Skeletonized Colored Pistol Grip

    TCO AR-15 Purple Enforcer Skeletonized Pistol Grips

    Now: $72.79
    Was: $99.99
    Timber Creek purple AR-15 Enforcer Skeletonized Colored Pistol Grip-        Elevate Your AR Platform with Style: Timber Creek Purple Anodized Skeletonized 4-Ounce Pistol Grip Unleash the perfect blend of form and function with our...
    Now: $72.79
    Was: $99.99
  • On Sale
    Orange AR-15 Enforcer Skeletonized Colored Pistol Grip

    TCO AR-15 Orange Enforcer Skeletonized Pistol Grips

    Now: $72.79
    Was: $99.99
    Orange AR-15 Enforcer Skeletonized Colored Pistol Grip-       Experience Unrivaled Performance with Our Timber Creek Orange Anodized Skeletonized 4-Ounce Pistol Grip for AR-15/.308 Platform Unlock the epitome of firearm customization and...
    Now: $72.79
    Was: $99.99
  • On Sale
    OD Green AR-15 Enforcer Skeletonized Colored Pistol Grip

    TCO AR-15 OD Green Enforcer Skeletonized Pistol Grips

    Now: $72.79
    Was: $99.99
    Timber Creek ODGreen AR-15 Enforcer Skeletonized Pistol Grip-       Unleash Unmatched Performance: Timber Creek Outdoors OD Green Skeletonized Pistol Grip for AR-15/.308 – At A1Armory Discover the pinnacle of innovation and style...
    Now: $72.79
    Was: $99.99
  • On Sale
    TCO Blue AR-15 Enforcer Skeletonized Colored Pistol Grip TCO Blue AR-15 Enforcer Skeletonized Colored Pistol Grip

    TCO AR-15 Blue Enforcer Skeletonized Pistol Grips

    Now: $72.79
    Was: $99.99
    Timber Creek Blue AR-15 Ultralight Enforcer Skeletonized Pistol Grip-        Elevate Your AR-15/.308 Experience with Timber Creek Outdoors Blue Skeletonized Pistol Grip - Unmatched Style and Performance! Introducing the Timber Creek...
    Now: $72.79
    Was: $99.99
  • On Sale
    2 Knurled Stainless Steel Gas Block Set Screws 2 Knurled Stainless Steel Gas Block Set Screws

    2 Knurled Stainless Steel Gas Block Set Screws

    Now: $1.90
    Was: $3.99
    2 AR-15 Stainless Steel Knurled Gas Block Set Screws       Introducing our premium 2 AR15 Stainless Steel Knurled Gas Block Set Screws – the ideal choice for firearm enthusiasts seeking reliability, durability, and...
    Now: $1.90
    Was: $3.99
  • Trinity Force Omega Mil-Spec Adjustable Stock w QR Sling Adapter Buffer Kit

    Omega Mil-Spec Adjustable Stock Buffer Kit

    $43.67
    Trinity Force Omega Mil-Spec Adjustable Stock w/ QR Sling Adapter Buffer Kit       Included: 6 position buffer tube end plate castle nut 3oz buffer weight carbine spring Features: Comes with a quick detach (QD) sling swivel Very sturdy...
    $43.67
  • AR15 Breach 1.0 Pistol Brace Buffer Kit AR15 Breach 1.0 Pistol Brace Buffer Kit

    AR15 Breach 1.0 Pistol Brace Buffer Kit

    $59.14
    AR15 Breach 1.0 Pistol Brace Buffer Kit     The Breach 1.0 is an ATF approved pistol brace designed to be low profile and easy to install for the end-user. It is built to fit AR-15 pistol buffer tubes with a diameter of 1.25″. The Breach...
    $59.14
  • AR-15 Black Mil-Spec Adjustable Stock w Sling Adapter-www.A1Armory.com AR-15 Black Mil-Spec Adjustable Stock w Sling Adapter-www.A1Armory.com

    AR-15 LE-Stock w/ Sling Adapter Buffer Kit

    $40.94
    AR-15 Black LE Adjustable Stock w/ Sling Adapter Buffer Kit     This is a great budget stock for a new build or replacement part. This AR15 ButtStock has 6 positions and comes with the QD Sling adapter/swivel built into the bottom for fast...
    $40.94
  • Trinity Force Alpha Stock Buffer Kit Trinity Force AR15 Alpha Stock-A1Armory

    AR-15 Trinity Force Alpha Stock Buffer Kit

    $54.59
    Trinity Force Alpha Stock Buffer Kit     The Alpha Stock is versatile enough to work with any AR build. It features a low profile adjustment latch, double injected rubber cheek rest, and slick sided profile. The butt-pad profile is angled to...
    $54.59
  • On Sale
    AR-15 Cobra Stock MK2 Buffer Kit

    AR-15 Cobra Stock MK2 Buffer Kit

    Now: $50.04
    Was: $64.99
    AR-15 Cobra Stock MK2 Buffer Kit   Included: Cobra Stock Mil-Spec 6 position Buffer Tube Carbine Buffer Spring 3oz Carbine Buffer Castle Nut End Plate Stock Features: Patent pending locking system QD sockets / 1.5″ Sling loops Snag-free...
    Now: $50.04
    Was: $64.99
  • Anderson Manufacturing Mil-Spec Carbine Receiver Buffer Kit

    Anderson Mil-Spec Carbine Receiver Buffer Kit

    $36.35
    Anderson Manufacturing Mil-Spec Carbine Receiver Buffer Kit       This Anderson MIL-SPEC Stock Hardware (Receiver Extension & Buffer) Kit includes an extruded 7075-T6 aluminum receiver extension (buffer tube) with a durable hardcoat...
    $36.35
  • On Sale
    Timber Creek Orange QD End Plate Combo Timber Creek Orange QD End Plate Combo

    Timber Creek Orange QD End Plate Combo

    Now: $20.88
    Was: $29.99
    Timber Creek Orange QD End Plate Combo       Title: Timber Creek Orange QD End Plate Combo - Upgrade Your AR with Enhanced Sling Mounting Options Description: Elevate your AR experience with the Timber Creek Orange QD End...
    Now: $20.88
    Was: $29.99
  • AR15 Cerakote Red Extended Bolt Catch Release AR15 Cerakote Red Extended Bolt Catch Release

    AR15 Cerakote Red Extended Bolt Catch Release

    $22.74
    AR15 Cerakote Red Extended Bolt Catch Release         Ergonomic Contoured Design Cerakote Red Finish Fits Over Any 5.56 Milspec Bolt Catch (9mm, 300 Blk, Etc.), And Ls Locked In Place With 3 Set Screws T6...
    Availability:
    Usually Ships In 24 Hours
    $22.74
  • AR15 Blue Tactical Enhanced Bad Lever Bolt Catch Extender AR15 Blue Tactical Enhanced Bad Lever Bolt Catch Extender

    AR15 Blue Tactical Enhanced Bad Lever Extender

    $31.84
    AR15 Blue Tactical Enhanced Bad Lever Bolt Catch Extender         Title: "Enhance Your AR15 with the Blue Tactical Bad Lever Bolt Catch Extender" Product Description: Upgrade your AR15 with the Blue Tactical Bad Lever Bolt...
    Availability:
    Usually Ships In 24 Hours
    $31.84
  • AR15 Gold Tactical Enhanced Battery Assist Device aka Bad Lever AR15 Gold Tactical Enhanced Battery Assist Device aka Bad Lever

    AR15 Gold Tactical Enhanced Bolt Catch Bad Lever Extender

    $31.80
    AR Platform Anodized Gold Extended Bad Lever       Product Description: Introducing our Gold Anodized Extended Bolt Catch Release Bad Lever, designed to revolutionize your firearm's functionality and streamline your shooting experience...
    Availability:
    Usually Ships In 24 Hours
    $31.80
  • On Sale
    Timber Creek AR15 Mil Spec red anodized Buffer Tubes

    Timber Creek AR15 Red Mil Spec Buffer Tube

    Now: $31.80
    Was: $40.00
    Timber Creek AR15 Red Mil Spec Buffer Tube       Timber Creek AR15 Red Mil-Spec Buffer Tube features a striking red anodized finish, providing not only an extra layer of protection against corrosion and wear but also adding a touch of...
    Now: $31.80
    Was: $40.00
  • On Sale
    A1Armory AR15 Reduced Power Trigger Kit

    A1Armory AR15 Reduced Power Trigger Kit

    Now: $8.87
    Was: $14.75
    A1Armory AR15 Reduced Power Trigger Kit       Mil-spec AR-15 triggers typically have an 8 to 9 pound trigger pull with factory springs. Utilizing A1Armory's Reduced Power Trigger Spring Kit should achieve a trigger pull reduction of 2 to 4...
    Now: $8.87
    Was: $14.75
  • AR15 25% Reduced Power Trigger Spring

    A1Armory AR15 25% Reduced Power Trigger Spring

    $5.14
    AR15 25% Reduced Power Trigger Spring     Reduced Power Trigger Springs are aproximately 25% lighter than the factory mil-spec trigger spring to help improve trigger pull. For Use With: COLT AR15/M16/M4/CAR15 RP TRIGGER SPRING...
    $5.14
  • On Sale
    Odin Works Red Zulu Stock Color Bundle Odin Works Red Zulu Stock Color Bundle

    Odin Works Red Zulu Stock Color Bundle Kit

    Now: $427.69
    Was: $507.00
    Odin Works Red Zulu Stock Color Bundle-FREE SHIPPING!       Zulu Stock 15" MLOK O2 Lite forend Mag Release, Safety Lever and XCH Charging Handle all in Red!                      ...
    Now: $427.69
    Was: $507.00
  • On Sale
    Odin Works FDE Zulu Stock Color Bundle Odin Works FDE Zulu Stock Color Bundle

    Odin Works FDE Zulu Stock Color Bundle Kit

    Now: $421.32
    Was: $506.99
    Odin Works (FDE) Flat Dark Earth Zulu Stock Color Bundle-FREE SHIPPING!     Zulu Stock 15" MLOK O2 Lite forend Mag Release, Safety Lever and XCH Charging Handle all in Flat Dark Earth!                ...
    Now: $421.32
    Was: $506.99
  • On Sale
    Anderson Magpul Lower Parts Kit-Timney Trigger- Anderson Magpul Lower Parts Kit-Timney Trigger-

    Anderson Magpul Lower Parts Kit-Timney Trigger

    Now: $282.09
    Was: $316.59
    Anderson Magpul Advanced Lower Parts Kit-Timney Trigger-   FREE SHIPPING The Lower Parts Kit With Timney 100% Drop In Trigger for AM-15 includes the following: Timney 100% Drop In Trigger Bolt Catch, Bolt Catch Plunger, Bolt Catch Roll Pin,...
    Now: $282.09
    Was: $316.59