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.

  • On Sale
    timber creek outdoors Blue MLOK Rugged Barrier Stop timber creek outdoors Blue MLOK Rugged Barrier Stop

    Timber Creek Blue MLOK Rugged Barrier Stop

    Now: $29.36
    Was: $40.00
    Timber Creek Blue MLOK Rugged Barrier Hand Stop       Timber Creek Blue MLOK Rugged Barrier Hand Stop – a cutting-edge accessory designed to enhance your firearm control and handling experience. Crafted with precision...
    Now: $29.36
    Was: $40.00
  • AR15 Bolt Catch Lost Parts Kit

    AR15 Bolt Catch Lost Parts Kit

    $2.66
    AR15 Bolt Catch Lost Parts Kit      AR-15 bolt catch plunger and roll pin spring kit for lower receivers.Kit includes:Bolt catch plunger, black oxide [1]Bolt catch roll pin [1]Bolt Catch Spring...
    $2.66
  • ar15 Safety Selector Spring & Detent ar15 Safety Selector Spring & Detent

    AR Safety Selector Spring & Detent

    $2.00
    AR Platform Safety Selector Spring & Detent         AR Platform Safety Selector Spring & Detent – a premium accessory engineered with precision and manufactured to milspec dimensions for optimal performance. This...
    $2.00
  • AR-15 A2 Rifle Buttstock Screw

    AR-15 A2 Rifle Buttstock Screw

    $3.78
    AR-15 A2 Rifle Buttstock Screw     This Flathead Machine Screw locks the Buttstock onto the Receiver Extension through the Buttstock Spacer. Machined from black manganese phosphate finished steel, this screw is unique in that it has a...
    $3.78
  • On Sale
    A1Armory AR-15 Blue 16 .300 Blackout Complete Upper A1Armory AR-15 Blue 16 .300 Blackout Complete Upper

    A1Armory AR-15 Blue 16" .300 Blackout Complete Upper

    Now: $347.09
    Was: $419.95
    AR-15 Blue 16" .300 Blackout Complete Upper- FREE SHIPPING       The A1Armory AR-15 Blue 16" .300 Blackout Complete Upper is the perfect combination of precision engineering, style, and reliability. Built in the USA, this upper assembly is...
    Now: $347.09
    Was: $419.95
  • On Sale
    A1Armory OD Green 8.5 .300 Blackout Pistol Upper w Nitride Bolt Carrier A1Armory OD Green 8.5 .300 Blackout Pistol Upper w Nitride Bolt Carrier

    A1Armory OD Green 8.5" .300 Blackout Pistol Upper w BCG

    Now: $347.09
    Was: $449.95
    A1Armory OD Green 8.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING   A1Armory complete AR-15 .300 Blackout Pistol Upper comes FULLY ASSEMBLED with a 300 BO barrel, bolt carrier group and capable of shooting .300 BO...
    Now: $347.09
    Was: $449.95
  • On Sale
    A1Armory OD Green 10.5 .300 Blackout Pistol Upper w Nitride Bolt Carrier Group

    A1Armory OD Green 10.5" .300 Blackout Pistol Upper w BCG

    Now: $301.70
    Was: $389.95
    A1Armory OD Green 10.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING     A1Armory complete AR-15 .300 Blackout Pistol Upper comes FULLY ASSEMBLED with a 300 BO barrel, bolt carrier group and capable of shooting .300 BO...
    Now: $301.70
    Was: $389.95
  • Odin Works Orange XMR Extended Magazine Release Odin Works XMR Extended Magazine Release

    Odin Works Orange XMR Extended Magazine Release

    $16.87
    Odin Works Orange XMR Extended Magazine Release   A flagship product for ODIN Works, the XMR (eXtended Magazine Release) is one accessory every AR needs. Machined from billet 6061 aluminum and designed to work with KNS pins. The XMR is 4x...
    $16.87
  • Odin Works Blue XMR Extended Magazine Release Odin Works Blue XMR Extended Magazine Release

    Odin Works Blue XMR Extended Magazine Release

    $20.43
    Odin Works Blue XMR Extended Magazine Release       A flagship product for ODIN Works, the XMR (eXtended Magazine Release) is one accessory every AR needs. Machined from billet 6061 aluminum and designed to work with KNS pins...
    $20.43
  • Odin Works Silver XMR Extended Magazine Release Odin Works XMR Extended Magazine Release

    Odin Works Silver XMR Extended Magazine Release

    $17.79
    Odin Works Silver XMR Extended Magazine Release     A flagship product for ODIN Works, the XMR (eXtended Magazine Release) is one accessory every AR needs. Machined from billet 6061 aluminum and designed to work with KNS pins. The XMR...
    $17.79
  • Odin Works Flat Dark Earth XMR Extended Magazine Release Odin Works XMR Extended Magazine Release

    Odin Works FDE XMR Extended Magazine Release

    $17.76
    Odin Works Flat Dark Earth XMR Extended Magazine Release     A flagship product for ODIN Works, the XMR (eXtended Magazine Release) is one accessory every AR needs. Machined from billet 6061 aluminum and designed to work with KNS pins...
    $17.76
  • Odin Works red XMR Extended Magazine Release Odin Works red XMR Extended Magazine Release

    Odin Works Red XMR Extended Magazine Release

    $20.43
    Odin Works Red XMR Extended Magazine Release       A flagship product for ODIN Works, the XMR (eXtended Magazine Release) is one accessory every AR needs. Machined from billet 6061 aluminum and designed to work with KNS pins. The...
    $20.43
  • On Sale
    AR.308 OD Green Mil Spec 6 Position Buffer Tube AR.308 OD Green Mil Spec 6 Position Buffer Tube

    AR OD Green Mil Spec 6 Position Buffer Tube

    Now: $31.11
    Was: $40.00
    OD Green Cerakote Mil Spec 6 Position Buffer Tube       AR OD Green Mil Spec 6 Position Buffer Tube, a premium upgrade for your AR platform that combines durability, functionality, and a sleek OD Green finish. Engineered to Mil-Spec...
    Now: $31.11
    Was: $40.00
  • On Sale
    AR Anodized Blue Mil Spec 6 Position Buffer Tube AR.308 Anodized Blue Mil Spec 6 Position Buffer Tube

    AR Anodized Blue Mil Spec 6 Position Buffer Tube

    Now: $31.11
    Was: $40.00
    Anodized Blue Mil Spec 6 Position Buffer Tube       AR Anodized Blue Mil Spec 6 Position Buffer Tube, a premium enhancement for your AR platform that combines durability, versatility, and a striking anodized blue finish. This meticulously...
    Now: $31.11
    Was: $40.00
  • 3 Pack AR-15 Extractor Spring Upgrade Kit. AR-15 Extractor Spring Upgrade Kit

    3 Pack AR-15 Extractor Spring Upgrade Kit

    $11.53
    3 Pack AR-15 Extractor Spring Upgrade Kit     Your AR-15  can sometimes bring reliability issues. With this AR-15 extractor spring upgrade kit by Bravo Company USA, you can easily make your AR extract properly and consistently. The heavy...
    $11.53
  • AR-15 Extractor Spring Upgrade Kit

    AR-15 Extractor Spring Upgrade Kit

    $4.41
    AR-15 Extractor Spring Upgrade Kit     Your AR-15  can sometimes bring reliability issues. With this AR-15 extractor spring upgrade kit by Bravo Company USA, you can easily make your AR extract properly and consistently. The heavy coil...
    $4.41
  • AR-15 Firing Pin Retainer

    AR15 Firing Pin Retainer

    $3.55
    AR-15 Firing Pin Retainer       An often overlooked, and dropped or lost component! Handy Spare! Features: Mil-Spec Fits any standard AR-15 BCG Made in USA Phosphate Coated              ...
    $3.55
  • AR-15 Extractor Spring Insert. AR-15 Extractor Spring Insert.

    AR-15 Extractor Spring Insert

    $1.07
    AR-15 Extractor Spring Insert       Our extractor inserts are made on our precision molds, right here in the USA. With the proper material and mil-spec durometer, our extractor inserts are the real deal! Features: Mil-Spec Fits Any...
    $1.07
  • Phase 5 Grey Oversized Magazine Release Button (OMR) Phase 5 Grey Oversized Magazine Release Button (OMR)

    Phase5 Grey Oversized Magazine Release (OMR)

    $19.57
    Phase 5 Grey Oversized Magazine Release Button (OMR)     The Phase 5™ OMR (Oversized Magazine Release) is a drop-in two-piece assembly that replaces the Mil-Spec magazine release button. Installation is easy and requires no gunsmithing...
    $19.57
  • Phase 5 AR-15 Grey Winter Trigger Guard Phase 5 AR-15 Grey Winter Trigger Guard

    Phase5 Grey Winter Trigger Guard

    $22.24
    Phase 5 AR-15 Grey Winter Trigger Guard         The newly revised Phase 5™ Winter Trigger Guard (WTG™) is Billet Aluminum and aggressively styled, but creates more space in the trigger area—a useful feature when...
    $22.24
  • On Sale
    Phase 5 Blue Winter Trigger Guard Phase 5 Blue Winter Trigger Guard

    Phase5 Blue Winter Trigger Guard

    Now: $21.35
    Was: $25.00
    Phase 5 Blue Winter Trigger Guard     Black/ Red/ Grey/ Blue The newly revised Phase 5™ Winter Trigger Guard (WTG™) is Billet Aluminum and aggressively styled, but creates more space in the trigger area—a...
    Now: $21.35
    Was: $25.00
  • Phase5 Red Oversized Magazine Release (OMR) Phase5 Red Oversized Magazine Release (OMR)

    Phase5 Red Oversized Magazine Release (OMR)

    $19.57
    Phase 5 Red Oversized Magazine Release Button (OMR)     The Phase 5™ OMR (Oversized Magazine Release) is a drop-in two-piece assembly that replaces the Mil-Spec magazine release button. Installation is easy and requires no gunsmithing...
    $19.57
  • Phase 5 Blue Oversized Magazine Release Button (OMR) OVERSIZED MAGAZINE RELEASE

    Phase5 Blue Oversized Magazine Release (OMR)

    $19.57
    Phase 5 Blue Oversized Magazine Release Button (OMR)     The Phase 5™ OMR (Oversized Magazine Release) is a drop-in two-piece assembly that replaces the Mil-Spec magazine release button. Installation is easy and requires no gunsmithing...
    $19.57
  • Phase5 Blank Grey Magazine Release Phase5 Blank Button Colored Magazine Release lower parts-www.a1armory.com

    Phase5 Grey Blank Magazine Release

    $8.89
    Phase5 Blank Grey Magazine Release   Black/ Red/ Grey / Blue The face of this magazine button is blank to provide a canvas for you to create your own design, or pick your favorite color and leave it as-is. The Phase 5™ PMR...
    $8.89
  • Phase5 Blank blue Magazine Release Phase5 Blank Button Colored Magazine Release lower parts-www.a1armory.com

    Phase5 Blue Blank Magazine Release

    $8.89
    Phase5 Blank Blue Magazine Release   Black/ Red/ Grey / Blue The face of this magazine button is blank to provide a canvas for you to create your own design, or pick your favorite color and leave it as-is. The Phase 5™ PMR...
    $8.89
  • Timber Creek AR-15AR-10 Red Oversized Trigger Guard Timber Creek AR-15AR-10 Red Oversized Trigger Guard

    Timber Creek AR Red Oversized Trigger Guard

    $21.35
    Timber Creek AR-15/AR-10 Red Oversized Trigger Guard       Title: Enhance Your AR Experience with Timber Creek AR Red Oversized Trigger Guard Description: Elevate your AR game with the Timber Creek AR Red Oversized Trigger...
    $21.35