AR-15 Parts

AR-15 Parts

Welcome to A1armory.com the ultimate destination for AR-15 Parts platform enthusiasts and firearm lovers! Our AR-15 Parts are your one-stop shop for everything you need to build, customize, and enhance your AR platform rifle. We have an extensive selection of high-quality AR-15 parts and accessories to suit your needs at low cost with the best customer service.

  • Adjustable Gas Block Rebuild Kit

    Adjustable Gas Block Rebuild Kit

    $21.59
    Odin Works Adjustable Gas Block Rebuild Kit       Title: Enhance Your Firearm Performance with the Odin Works Adjustable Gas Block Rebuild Kit Description: Upgrade and maintain your firearm with confidence using the Odin Works...
    $21.59
  • OdinWorks 223 Black Nitride Bolt Carrier Group OdinWorks 223 Black Nitride Bolt Carrier Group

    OdinWorks 223 Black Nitride Bolt Carrier Group

    $116.99
    Odin Works .223/5.56/.300 Black Nitride Bolt Carrier Group-FREE SHIPPING     Features: Mil-Spec dimensions Bolt Carrier Group Material: Case Hardened 8620 Steel Finish: Black Nitride. This advanced low friction coating minimizes the need for...
    $116.99
  • blue Odin Works 15.5" BLUE 02 Lite M-Lok Handguard Odin Works 15.5" BLUE 02 Lite M-Lok Handguard

    Odin Works Blue 15.5" 02 Lite M-Lok Handguard

    $188.78
    Odin Works 15.5" 02 Lite M-Lok Handguard-FREE SHIPPING!   The O2 Lite Hand guard is the latest and lightest of all the ODIN Works forends. Precision machined from 6005-T651, the O2 lite is a full 20% lighter than its predecessors. All ODIN Works...
    $188.78
  • .223 Wylde | 14.5" Carbine | Barrel 223 Wylde | 16.1" Mid Length | Barrel

    Odin Works 14.5" 223 Wylde Carbine Barrel

    $292.49
       Odin Works 14.5" 223 Wylde Stainless Carbine Barrel-FREE SHIPPING!           The Odin Works 14.5" 223 Wylde Stainless Carbine Barrel is a high-quality barrel designed for AR-15 rifles. This barrel is made from 416R...
    $292.49
  • Odin Works 223 Wylde  16.1" Intermediate Barrel

    Odin Works .223 Wylde 16.1" Intermediate Barrel

    $314.99
    Odin Works .223 Wylde 16.1" Intermediate Barrel W Free Adjustable Gas Block-FREE SHIPPING!       Experience the ultimate in accuracy and adaptability with the Odin Works .223 Wylde 16.1" Intermediate Barrel. This exceptional barrel is...
    $314.99
  • ar15 black PHASE 5 black DIMPLED MAGAZINE RELEASE button ar15 black PHASE 5 black DIMPLED MAGAZINE RELEASE button

    Phase5 Black Dimpled Magazine Release Button

    $10.79
    Phase 5 Black Dimpled Magazine Release       Black/ Red/ Grey / Blue 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...
    $10.79
  • Phase 5 AR-15 NICKEL BORON BOLT CARRIER GROUP Phase 5 AR-15 NICKEL BORON BOLT CARRIER GROUP

    Phase5 AR-15 Nickel Boron Bolt Carrier Group

    $166.50
    Phase 5 Nickel Boron AR-15 Bolt Carrier Group-FREE SHIPPING       Title: Enhance Your AR-15 Performance with the Phase 5 Nickel Boron Coated Bolt Carrier Group Description: Elevate the performance of your AR-15 with the Phase 5 Nickel...
    $166.50
  • Phase5 black Angled Textured Magazine Release Phase5 black Angled Textured Magazine Release

    Phase5 Black Angle Textured Magazine Release

    $11.69
    Phase5 Black Angled Textured Magazine Release       Title: Precision Performance Upgrade: Phase5 Black Angled Textured Magazine Release for Enhanced Firearm Control Description: Elevate your firearm's performance with the Phase 5™...
    $11.69
  • On Sale
    M16 / M4 CHROME LINED BLACK PHOSPHATE COMPLETE BOLT CARRIER GROUP

    Phase5 M16 / M4 Chrome Lined Complete Bolt Carrier Group

    Now: $143.99
    Was: $165.00
    M16/M4 Chrome Lined Black Phosphate Bolt Carrier Group-FREE SHIPPING!     Phase 5’s Mil-spec M-16 / M4 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes...
    Now: $143.99
    Was: $165.00
  • PHASE5 EXTENDED BOLT RELEASE LOWER PART V1-WWW.A1ARMORY.COM BLACK PHASE5 EXTENDED BOLT RELEASE V1

    Phase5 Black Extended Bolt Release V1

    $35.99
    Phase 5 Extended Black Bolt Release V1 (ebrv1)     The Phase 5™ Extended Bolt Release v1 (EBRv1) is a two-piece heat-treated add-on. When mounted to your existing bolt catch, the EBRV1 helps clear jams and double feeds efficiently, and...
    $35.99
  • ar15 BLACK Phase5 Winter Trigger Guard ar15 BLACK Phase5 Winter Trigger Guard

    Phase5 Black Winter Trigger Guard

    $21.59
    Phase 5 Black Winter Trigger Guard         Title: Enhance Your Firearm Control with the Phase 5 Black Winter Trigger Guard Release Button Description: Upgrade your firearm's functionality and aesthetics with the newly...
    $21.59
  • AR-15 Forward Assist Spring lower part AR15 / AR10 Lower Parts - Forward Assist Spring rifle Lower parts

    10 Pack AR15 Forward Assist Springs

    $5.39
    10-AR15 / AR10 Lower Parts - Forward Assist Springs       Title: "Premium 10-Pack AR15/AR10 Lower Parts - Forward Assist Springs" Product Description: Upgrade your firearm's performance with our premium 10-Pack AR15/AR10 Lower Parts -...
    $5.39
  • AR-15 Gas Key Screw AR-15 Gas Key Screw
Mil-Spec

    AR15/AR10 Gas Key Screw

    $1.13
    AR-15 Gas Key Screw       Title: Precision-Engineered AR-15 Gas Key Screw - Enhance Your Firearm's Performance Description: Upgrade your AR-15, M16, or AR-10 with our top-of-the-line Gas Key Screw, meticulously designed for...
    $1.13
  • A1Armory AR-15 EJECTOR ROLL PIN for bcg bolt carrier groups-A1Armory lower ar15 parts, quantity and bulk discounts

    10 Pack AR-15 Ejector Roll Pins

    $5.84
    A1Armory AR-15 Ejector Roll Pins 10 Pack       AR-15 ejector roll pins play a crucial role in the functioning of the rifle's ejection system. They are small, cylindrical pins that secure the ejector spring and ejector in place within the...
    $5.84
  • A1Armory AR-15 Trigger Spring A1Armory AR-15 Trigger Spring

    A1Armory AR-15 Mil Spec Trigger Spring

    $1.79
    A1Armory AR-15 mil-spec Trigger Spring     A1Armory AR-15 Mil-Spec Trigger Spring, meticulously crafted to exacting mil-spec dimensions for optimal performance. This standard power trigger spring is designed for use on both AR15...
    $1.79
  • On Sale
    Guntec AR-15 flat dark earth Essentials Furniture Kit

    Guntec AR-15 Flat Dark Earth Essentials Kit

    Now: $223.16
    Was: $279.95
    Guntec AR-15 Flat Dark Earth Essentials Kit- FREE SHIPPING     Essentials AR-15 Flat Dark Earth Kit Includes: Flat Dark Earth Gen 3 Gate Flat Dark Earth Mil-Spec Buffer Tube Complete Assembly Flat Dark Earth 5.56...
    Now: $223.16
    Was: $279.95
  • A1Armory AR15 Fire Control Group FCG lower parts kit

    A1Armory AR-15 Fire Control Group FCG

    $26.99
    A1Armory AR-15 Fire Control Group FCG       Material Excellence: The A1Armory AR-15 Fire Control Group is crafted with precision using high-quality materials to ensure exceptional durability and performance. The trigger and hammer are...
    $26.99
  • 10-AR-15 Nitride Buffer Retaining Pin 10-AR-15 Nitride Buffer Retaining Pin

    10 Pack AR-15 Buffer Retaining Pin

    $17.06
    10-AR-15 Nitride Buffer Retaining Pin       10-AR-15 Nitride Buffer Retaining Pins, meticulously engineered to meet and exceed milspec standards. Crafted with precision on state-of-the-art Swiss CNC machines, these buffer retainer pins...
    $17.06
  • AR15 Black Nitride Plunger Bolt Catch lower part for bolt catch assembly

    10 Pack AR-15 Bolt Catch Plunger

    $7.19
    10 -A1Armory AR-15 Nitride Bolt Catch Plunger       Upgrade your AR-15 with the reliable and durable A1Armory AR-15 Nitride Bolt Catch Plunger. Perfect for both enthusiasts and professional gunsmiths, this bolt catch plunger ensures...
    $7.19
  • Presma 28 Piece AR-15 Lower Parts Kit .223/5.56

    Presma 28 Piece AR-15 Lower Parts Kit .223/5.56

    $26.09
    Presma 28 Piece AR-15 Lower Parts Kit [without FCG]       Description: Upgrade your AR-15 with the Presma 28 Piece Lower Parts Kit, meticulously crafted to deliver superior performance and reliability. This comprehensive kit is...
    $26.09
  • A1Armory Skeletonized Black Pistol Grip A1Armory Skeletonized Black Pistol Grip

    Presma Skeletonized Black Pistol Grip

    $35.99
    A1Armory Skeletonized Black Pistol Grip     Made in the USA 3.6 oz Height- 4" Black Anodized 6061 T6 Aluminum Fits AR-15, AR-10 and LR .308 Lowers.  Super Strong Skeletonized 6061 T6 Aluminum construction pistol style Rear Grip...
    $35.99
  • On Sale
    A1Armory AR-15 Black Pistol Length Gas Tube With Roll Pin A1Armory AR-15 Black Pistol Length Gas Tube With Roll Pin

    Black Nitride Pistol Length Gas Tube With Roll Pin

    Now: $9.90
    Was: $12.99
    A1Armory AR-15 Black Pistol Length Gas Tube With Roll Pin    This is our Mil-Spec Pistol Length Gas tube, made in the U.S.A. Provides optimal heat and corrosion resistance and consistent gas flow. Length: 6.75" Steel construction Mil-Spec...
    Now: $9.90
    Was: $12.99
  • AR15 MIL SPEC SPRING KIT WITH TRIGGER SPRING, HAMMER SPRING, FROM A1ARMORY

    A1Armory Mil-Spec Lower Parts Spring Kit

    $4.28
    A1Armory AR-15 Mil-Spec Lower Parts Spring Kit       AR-15 Mil-Spec Lower Parts Spring Kit – meticulously crafted for precision and reliability. Elevate your AR-15 with this comprehensive kit, ensuring optimal performance for every...
    $4.28
  • A1armory AR-15 Fire Control Group Hammer/Trigger Pin Set

    AR-15 Nitride Fire Control Group Pin Set

    $2.48
    A1armory AR-15 Fire Control Group Pin/FCG Pin Set       Title: Premium AR-15 Fire Control Group Pin Set for Superior Performance Description: Upgrade your AR-15 or M16 with our meticulously crafted AR-15 Fire Control Group Pin...
    $2.48
  • AR Platform Hammer Spring AR Platform Hammer Spring

    A1armory AR15 Hammer Spring

    $1.79
    AR Platform Hammer Spring                   Title: A1armory USA-Made MIL-SPEC AR-15/M16 Hammer Spring: Elevate Your Firearm's Performance Features: Precision-crafted in the USA to meet MIL-SPEC standards,...
    $1.79