AR-15 Buffer Tube Kits

AR-15 Buffer Tube Kits

Our AR-15 Buffer Tube Kits are built from durable, mil-spec materials for reliable performance and long-lasting use. Each kit includes everything needed for easy installation, including the buffer tube, spring, and buffer. Designed to fit perfectly with your AR-15 build, these kits help improve recoil management and cycling reliability. Whether upgrading or building new, our buffer tube kits deliver consistent quality and function. Shop now for fast shipping and expert support on all AR-15 components.

  • On Sale
    AR-15 Cobra Stock MK2 Buffer Kit

    AR-15 Cobra Stock MK2 Buffer Kit

    Now: $48.94
    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: $48.94
    Was: $64.99
  • Anderson Manufacturing Mil-Spec Carbine Receiver Buffer Kit

    Anderson Mil-Spec Carbine Receiver Buffer Kit

    $35.56
    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...
    $35.56
  • AR-15 6 Position Mil-Spec Buffer Tube

    AR-15 Black Anodized 6 Position Mil-Spec Buffer Tube

    $12.45
    A1Armory AR-15 Black Anodized 6 Position Mil-Spec Buffer Tube       Introducing the AR-15 Black Anodized 6 Position Mil-Spec Buffer Tube, a premium firearm accessory meticulously crafted for optimal performance and durability...
    $12.45
  • AR-15 Mil Spec Buffer Tube Enhanced Lower Parts Kit Combo

    AR-15 Mil Spec Buffer Tube Enhanced Lower Parts Kit Combo

    $42.71
    AR-15 Mil Spec Lower Parts Combo Kit       Upgrade your AR-15 with this all-in-one combo kit, engineered for durability, performance, and tactical versatility. Ideal for new builds or custom upgrades, this kit includes everything you need...
    $42.71
  • AR-15 Mil Spec Buffer Tube Kit w Mil Spec End Plate

    AR-15 Pistol Buffer Tube Kit w/ Mil Spec End Plate

    $26.69
    AR-15 Mil Spec Pistol Buffer Tube Kit   Pistol Buffer Tube. 7.3" Length. 1.25" OD Castle Nut Buffer Spring Mil Spec End Plate 3 oz Recoil Buffer Spring:Industrial Grade SteelHeat TreatedSolid Machined ConstructionBuffer Spring For Mil Spec And...
    $26.69
  • AR-15 Alpha Stock Ambi Mil Spec Lower Parts Build Kit-A1Armory

    AR-15 Alpha Stock Ambi Mil Spec Lower Parts Build Kit

    $124.59
    AR-15 Alpha Stock Lower Build Kit      ✅ FREE SHIPPING – Fast & Reliable Delivery Whether you're building your first AR-15 or completing your next lower receiver, the AR-15 Alpha Stock Lower Build Kit has everything you need...
    $124.59
  • On Sale
    AR-15 Cobra Stock MK2 Ambi Mil Spec Lower Parts Build Kit-A1Armory

    AR-15 Cobra Stock MK2 Ambi Mil Spec Lower Parts Build Kit

    Now: $124.59
    Was: $159.99
    AR-15 Lower Build Kit Cobra MK2 Stock       ✅ Choose Standard or Ambi Configuration✅ FREE SHIPPING Upgrade your AR-15 build with this premium Lower Build Kit featuring the Cobra MK2 6-Position Stock. Designed for reliability, fit, and...
    Now: $124.59
    Was: $159.99
  • A1Armory AR-15 Omega Ambi Lower Parts Build Kit

    AR-15 Omega Stock Ambi Mil Spec Lower Parts Build Kit

    $115.69
    AR-15 Omega Lower Parts Build Kit-FREE SHIPPING       Precision. Reliability. American Craftsmanship. Upgrade or complete your AR-15 lower with the Omega Lower Parts Build Kit – a complete, high-quality solution trusted by builders...
    $115.69
  • On Sale
    Timber Creek Outdoors AR-15 Tungsten Buffer Tube Kit

    Timber Creek AR-15 Tungsten Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Tungsten Buffer Tube Kit       Title: Timber Creek Outdoors AR-15 Tungsten Anodized Buffer Tube Kit - Elevate Your AR Build with Precision and Style Description: Upgrade your AR-15 build with the...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 Robins Egg Blue Buffer Tube Kit

    Timber Creek AR-15 Robins Egg Blue Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Robins Egg Blue Buffer Tube Kit       Description: Enhance the aesthetics and performance of your AR-15 with the Timber Creek Outdoors AR-15 Robins Egg Blue Buffer Tube Kit. Meticulously crafted by Timber Creek,...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 Red Anodized Buffer Tube Kit

    Timber Creek AR-15 Red Anodized Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Red Anodized Buffer Tube Kit         Title: Timber Creek Outdoors AR-15 Red Anodized Buffer Tube Kit - Enhance Your Firearm Build with Precision Craftsmanship Upgrade your AR-15 platform with...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 Purple Anodized Buffer Tube Kit

    Timber Creek AR-15 Purple Anodized Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Purple Anodized Buffer Tube Kit       Title: Timber Creek Outdoors AR-15 Purple Anodized Buffer Tube Kit - Elevate Your AR Build with Precision and Style Description: Enhance the aesthetics and performance of...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 Orange Anodized Buffer Tube Kit

    Timber Creek AR-15 Orange Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Orange Anodized Buffer Tube Kit       Title: Timber Creek Outdoors AR-15 Orange Anodized Buffer Tube Kit - Elevate Your AR Build with Precision and Style Description: Enhance the aesthetic appeal...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 OD Green Cerakote Buffer Tube Kit

    Timber Creek AR-15 Olive Drab Green Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 OD Green Cerakote Buffer Tube Kit       Title: Timber Creek Outdoors AR-15 Olive Drab Green ODG Buffer Tube Kit - Enhance Your Build with Precision and Style Description: Elevate your AR-15 build with the...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 Flat Dark Earth Buffer Tube Kit-A1Armory.com

    Timber Creek AR-15 Flat Dark Earth Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Flat Dark Earth Cerakote Buffer Tube Kit         Title: Timber Creek Outdoors AR-15 Flat Dark Earth (FDE) Buffer Tube Kit - Elevate Your AR Build with Precision Craftsmanship Product Description: Enhance...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors AR-15 Burnt Bronze Cerakote Buffer Tube Kit

    Timber Creek AR-15 Burnt Bronze Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Burnt Bronze Cerakote Buffer Tube Kit         Title: Timber Creek Outdoors AR-15 Burnt Bronze Buffer Tube Kit - Elevate Your Build with Precision and Style Description: Upgrade your AR-15 build...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek outdoors AR-15 Blue Anodized Buffer Tube Kit-A1Armory.com

    Timber Creek AR-15 Blue Anodized Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Blue Anodized Buffer Tube Kit       Timber Creek Outdoors AR-15 Blue Anodized Buffer Tube Kit – the ideal enhancement for your TCO build. With its stunning blue anodized finish, this kit not...
    Now: $66.74
    Was: $90.00
  • On Sale
    Timber Creek Outdoors black anodized hardcoat AR-15 Colored Buffer Tube Kit-A1Armory.com

    Timber Creek AR-15 Black Hardcoat Buffer Tube Kit

    Now: $66.74
    Was: $90.00
    Timber Creek Outdoors AR-15 Black Anodized Hardcoat Buffer Tube Kit       Timber Creek Outdoors AR-15 Black Anodized Buffer Tube Kit, an essential component for enhancing your TCO build. Designed with precision and durability...
    Now: $66.74
    Was: $90.00
  • AR-15 Mil Spec Buffer Tube With End Plate And Castle Nut

    AR15 Mil Spec Buffer Tube With End Plate And Castle Nut

    MSRP: $22.99
    $16.90
    AR-15 Mil Spec Buffer Tube With End Plate And Castle Nut       Upgrade your AR-15 with a battle-tested buffer tube kit engineered for reliability, strength, and smooth performance. Crafted from high-grade T6 aluminum and proudly made...
    MSRP: $22.99
    $16.90
  • AR-15 Pistol Buffer Tube Kit

    AR-15 Pistol Buffer Tube Kit

    $31.14
    AR-15 Pistol Buffer Tube Assembly        Introducing our AR-15 Pistol Buffer Tube Assembly, meticulously designed and proudly crafted in the USA. Engineered to deliver unparalleled performance and durability, this...
    $31.14
  • AR-15 Pistol Buffer Foam Tube Kit w/ Dual Sling End Plate

    AR-15 Pistol Buffer Foam Tube Kit w/ Dual Sling End Plate

    $29.36
    AR-15 Pistol Buffer Tube Kit w/ Dual Sling End Plate        AR-15 Pistol Buffer Tube Kit with Dual Sling End Plate Upgrade your AR-15 pistol with our comprehensive Buffer Tube Kit, meticulously designed to enhance performance and...
    $29.36
  • AR-15 Mil Spec Buffer Tube Kit w Dual Sling End Plate for fast sling attachment and release

    AR-15 Mil Spec Buffer Tube Kit w/ Dual Sling End Plate

    $29.36
    AR-15 Mil Spec Buffer Tube Kit w/ Dual Sling End Plate    Upgrade your AR-15 with our premium Mil-Spec Buffer Tube Kit featuring a Dual Sling End Plate for enhanced versatility and performance. Engineered with meticulous attention to detail,...
    $29.36
  • AR15 6 Position Comm Buffer Tube Kit-www.A1Armory.com-lower ar15 build kit

    AR-15 Comm Spec 6 Position Aluminum Buffer Tube Kit

    $31.14
    AR-15 Commercial Spec 6 Position Aluminum Buffer Tube Kit       Introducing our AR-15 Comm Spec 6 Position Aluminum Buffer Tube Kit, engineered with precision and built to exceed your expectations. Here's why it stands...
    $31.14
  • AR-15 Pistol Buffer Tube, 7.3 with hole for QR Sling Adapter, Blue Anodized-www.A1Armory.com

    Presma 7.3" Blue Pistol Buffer Tube with hole for QR Sling Adapter

    $19.57
    AR-15 7.3" Blue Anodized Pistol Buffer Tube with hole for QR Sling Adapter       Upgrade your AR-15 pistol with our 7.3" Blue Anodized Pistol Buffer Tube – where performance meets style. Designed for shooters who demand both function...
    $19.57
  • Presma AR-15 Pistol Buffer Tube, 7.3 No Foam Wrap, Silver Anodized-

    Presma AR-15 7.3" Silver Anodized Pistol Buffer Tube

    $19.57
    Presma 7.3" Pistol Buffer Tube Silver Anodized         Upgrade your AR-15 pistol build with the AR-15 7.3" Silver Anodized Pistol Buffer Tube – a high-performance, visually striking component engineered...
    $19.57
  • A1Armory Black Skeletonized AR Pistol Brace

    Presma Black Skeletonized Lightweight Pistol Arm Brace

    $57.81
    Presma Skeletonized Black Anodized Aluminum Pistol Arm Brace       Upgrade your AR pistol setup with the Presma Skeletonized Black Anodized Aluminum Pistol Arm Brace, designed for those who demand a lightweight, sleek, and functional brace...
    $57.81
  • AR-15 Commercial Spec 6 Position Buffer Tube

    AR-15 6 Position Buffer Tube Comm Spec

    $15.12
    AR-15 Commercial Spec 6 Position Buffer Tube       AR-15 Commercial Spec 6 Position Buffer Tube, a precision-engineered component designed to enhance the performance and versatility of your AR-15 rifle. Crafted from...
    $15.12
  • AR-15 6 Position mil spec Aluminum Buffer Tube Kit.

    AR-15 6 Position Aluminum Buffer Tube Kit, Mil Spec

    MSRP: $34.99
    $22.24
    AR-15 6 Position Aluminum Mil Spec Buffer Tube Kit       AR-15 6 Position Aluminum Buffer Tube Kit by a1armory, a premium accessory ensemble designed for enhanced firearm performance. Elevate your shooting experience with this...
    MSRP: $34.99
    $22.24