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  • Fostech AR Anti-Walk Pin Set
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    Fostech AR Anti-Walk Pin Set

    The Fostech AR Platform Anti-Walk Pin Set includes:

    Anti-Walk Pin Plates
    Anti-Walk Pins
    Bolts for Ease Assembly

    ***Fostech Anti-Walk pins do not function with our LITE series***

    $35.99
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  • Fostech Havoc Charging Handle
    AR Accessories, AR Lightweight Components, FosTecH Firearms Accessories, Upper & Lower Parts

    Fostech Havoc Charging Handle

    Introducing the Fostech Havoc Ambidextrous Charging handle for the AR15. The Havoc provides improved ergonomics & functionality compared to the factory charging handle. The Ambidextrous design allows charging of the…

    $99.99
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  • Fostech Ultra-Light Castle Nut
    AR Accessories, AR Lightweight Components, FosTecH Firearms Accessories, Upper & Lower Parts

    Fostech Ultra-Light Castle Nut

    Make your next build LITE by using a Fostech Ultra-Light Castle Nut. Fostech machined these AR15 Lower Parts from their proprietary lightweight material. Swapping in this Fostech 2505 Lightweight Castle…

    $19.99
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  • AR 15 Recoil Buffer
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    AR 15 Recoil Buffer

    H1 Buffer — 3.8 oz.

    H2 Buffer — 4.6 oz.

    H3 Buffer — 5.4 oz.

    $45.00
    Select options This product has multiple variants. The options may be chosen on the product page
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  • FosTecH Vector 45 Deg. Safety
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    FosTecH Vector 45 Deg. Safety

    The VECTOR is an ambidextrous 45-degree safety from FosTecH. The VECTOR allows the operator the ability to manipulate from safe to fire in a quick and efficient manner. The VECTOR…

    $59.99
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  • FosTecH Complete Bolt Carrier GroupFosTecH Complete Bolt Carrier Group (Nickel Boron)
    MORE FINISHES & WEIGHTS
    AR Accessories, AR Lightweight Components, FosTecH Firearms Accessories, Upper & Lower Parts

    FosTecH Complete Bolt Carrier Group

    Fostech Full Profile AR-15 Bolt Carrier Group (BCG)
    Designed for high performance and reliability, the Fostech AR-15 BCG is 100% USA-made and compatible with Echo AR-II and Echo Sport trigger systems.

    Weight…

    Starting at: $159.99
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  • Fostech Tactical Gas Buster Charging Handle
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    Fostech Tactical Gas Buster Charging Handle

    Introducing the Fostech Tactical Gas Busting Charging Handle, developed in collaboration with Troy Industries. This ambidextrous charging handle is engineered to redirect blowback gasses effectively, eliminating the risk of gas…

    $109.99
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  • Throttle Adjustable Gas Block 1.1
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    Throttle Adjustable Gas Block

    The Fostech Throttle Adjustable Gas Block allows the user to finely tune their gas system for any application. This is particularly useful for managing excess gas to reduce blowback on…

    $89.99
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  • Fostech muzzle breakFostech Strake Brake
    MORE MATERIAL & THREAD TYPE
    AR Accessories, AR Lightweight Components, FosTecH Firearms Accessories, Upper & Lower Parts

    Fostech Strake Brake 1/2×28 Thread & 5/8×24 Thread

    The FosTecH Strake Brake reduces recoil and muzzle rise, improving accuracy and follow-up shots. Inspired by jet fighter aerodynamic strakes, it enhances stability and control. Available in Black Nitride, Stainless…

    Starting at: $89.99
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  • Placeholder
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    Low Profile Gas Block

    The Fostech Low Profile Gas Block, along with our gas tubes, create an efficient and reliable gas system for your AR15 build. The low profile design provides a great fit…

    Starting at: $38.99
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fostech_inc

Official Manufacturer of the Origin12 Shotgun, Echo Trigger, .50BMG Drum, ultra Lightweight Rifles, and Drone Pistol

One of our Echo Triggers in action 🔥 One of our Echo Triggers in action 🔥
.50 Cal drums are rolling out! The second batch is .50 Cal drums are rolling out! The second batch is already on the move 👀💥
Happy Monday - starting off the week shooting the Happy Monday - starting off the week shooting the FosTecH tech series rifle 🔥
Snaps from the 2025 NRA World Shooting Championshi Snaps from the 2025 NRA World Shooting Championship last week! Always an awesome time surrounded by great people, great shooting, and putting our Stealth Rifles to work 👊🏼💥
Make it match. Make it yours.🔥 Make it match. Make it yours.🔥
Because why buy a mount when you can engineer one? Because why buy a mount when you can engineer one? 🔥
Sunlight catching the .50 cal drum just right. 😎
Fellas, can your woman do this with your AR? Wit Fellas, can your woman do this with your AR? 

With a FosTecH Lightweight Stealth Series rifle, she can 🔥
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      Echo AR II Trigger
      AR Triggers, Echo Triggers

      Echo AR II Trigger

      $479.99
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