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  • Home
  • Rifles/SBR/Braced Pistols
    • Shop by Series
      • Stealth
      • Flite
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      • 5.56
      • 9mm
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FosTecH Firearms Accessories

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  • Flite Compete Upper M4
    MORE CALIBERS & LENGHTS
    AR Accessories, Complete Upper Receivers, FosTecH Firearms Accessories

    Flite Complete Upper Receiver w/ Mach 4 Handguard

     Starting at: $799.99
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Tech Complete Upper 16 M4
    MORE CALIBERS & LENGHTS
    AR Accessories, Complete Upper Receivers, FosTecH Firearms Accessories

    Tech Complete Upper Receiver w/ Mach 1 Handguard

     $549.99
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Tech Upper Receiver 1Tech Upper Receiver 2
    AR Accessories, FosTecH Firearms Accessories

    Tech Stripped Upper Receiver

     $79.99
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  • Fostech 15 Mach 4 handguard Tungsten builder kitFostech 10 Mach 4 handguard OD green Builder Kit
    MORE COLORS & HANDGUARD LENGTHS
    AR Accessories, AR Lightweight Components, Battle Builds, FosTecH Firearms Accessories, Upper & Lower Receivers/Builder Kits

    Stealth Raptor Builders Kit w/ Mach 4 Handguard

     Starting at: $659.99
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Fostech Mach 4 handguardFostech 15 Mach 4 handguard OD green
    MORE COLORS & LENGTHS
    AR Accessories, AR Lightweight Components, FosTecH Firearms Accessories, Quad Rails/Handguards

    Mach-4 Light Weight Technology Handguards

     Starting at: $223.99
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Echo Sport Allen Wrench (Set of 3)
    Echo AR II Replacement Parts, Echo Replacement Parts, Echo Sport Replacement Parts

    Echo Sport Allen Wrench (Set of 3)

     $9.00
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  • Echo AR II Most Commonly Replaced Part -- Spring Retainer
    Echo AR II Replacement Parts, Echo Replacement Parts

    Echo AR II Most Commonly Replaced Part — Spring Retainer

     $16.00
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  • Echo AR II Selector Lever Long
    Echo AR II Replacement Parts, Echo Replacement Parts

    Echo AR II Selector Lever Long

     $25.00
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  • Out of stock
    Sylvan Arms AR15 Folding Stock Adapter Gen. 4
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    Sylvan Arms AR15 Folding Stock Adapter Gen. 4

     $177.99
    Read more
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  • Schmid Inside FCG MATCH PTFE
    AR Accessories, AR Triggers

    Schmid Inside FCG MATCH PTFE

     $44.95
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  • Devil Dog Concepts Hard Charger®- Original Front Mount: Fits Mil-Spec, Forged, Standard AR-15/M4
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    Devil Dog Concepts Hard Charger®- Original Front Mount: Fits Mil-Spec, Forged, Standard AR-15/M4

     $110.00
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  • Gear Head Works Tailhook MOD 1
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    Gear Head Works Tailhook MOD 1

     $129.95
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  • Fostech SBA 5 braceFostech SBA 5 brace angle2
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    SB Tactical SBA5 Brace

     $99.99
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  • SB SBA 3
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    SB Tactical SBA3 Brace

     $99.99
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  • Placeholder
    MORE CALIBERS & LENGHTS
    AR Accessories, Complete Upper Receivers, FosTecH Firearms Accessories

    Tech Complete Upper Receiver w/ Mach 4 Handguard

     Starting at: $499.99
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Low Profile Gas Block
    AR Accessories, FosTecH Firearms Accessories, Upper & Lower Parts

    Low Profile Gas Block

     Starting at: $38.99
    Select options This product has multiple variants. The options may be chosen on the product page
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  • Echo AR II Most Commonly Replaced Part -- Toggle Retainer
    Echo AR II Replacement Parts, Echo Replacement Parts

    Echo AR II Most Commonly Replaced Part — Toggle Retainer

     $16.00
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  • Fab Defense Gen 2 5.56x45 30-Rounds Windowless Polymer Magazine for AR Platforms
    AR Accessories

    Fab Defense Gen 2 5.56×45 30-Rounds Windowless Polymer Magazine for AR Platforms

     $17.99
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  • Fab Defense SPIKE M M-LOK Compatible Precision Bipod
    AR Accessories

    Fab Defense SPIKE M M-LOK Compatible Precision Bipod

     $159.99
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  • Fab Defense SPIKE Precision Rifle Bipod
    AR Accessories

    Fab Defense SPIKE Precision Rifle Bipod

     $159.99
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  • FAB Defense Wide Locking Rail Cover for M-LOK Compatible Handguards
    AR Accessories, FosTecH Firearms Accessories

    FAB Defense Wide Locking Rail Cover for M-LOK Compatible Handguards

     $18.99
    Add to cart
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  • Dead Foot Arms DFA MCS - Folding Adaptor
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    Dead Foot Arms DFA MCS – Folding Adaptor

     $479.00
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  • Dead Foot Arms SCW GEN 3 5.25" Brace Kit
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    Dead Foot Arms SCW GEN 3 5.25″ Brace Kit

     $373.50
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  • Gear Head Works Tailhook MOD 1C
    AR Accessories, FosTecH Firearms Accessories, Stocks, Grips, Braces, & Folding Adapters

    Gear Head Works Tailhook MOD 1C

     $133.25
    Add to cart
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fostech_inc

Official Manufacturer of the Origin-12 Shotgun, Echo Trigger, .50BMG Drum, ultra Lightweight Rifles, and Drone Pistol.
Still need a Valentine’s gift? ❤️ Now through the Still need a Valentine’s gift? ❤️ Now through the end of February, spend $100 or more on a gift card and get a FREE FosTecH Wetland duck camo hat 🦆 The perfect gift… with a little extra on us.
What’s the secret to our roughly 5lb rifles? Magne What’s the secret to our roughly 5lb rifles? Magnesium-aluminum alloy… it’s something you have to pick up to beileve, and it’s 30% stronger than aircraft-grade aluminum.
A quick bts of the .50 cal drum manufacturing proc A quick bts of the .50 cal drum manufacturing process from start to finish 👀
This FLITE series SBR is stayin’ hot even when it’ This FLITE series SBR is stayin’ hot even when it’s freezing 🥶🔥
Throwback to spring! Who else is ready for some wa Throwback to spring! Who else is ready for some warm weather 🙋
Little Sneak Peek of things to come…. #FDE Little Sneak Peek of things to come…. #FDE
More machine shop therapy 👀 Can you guess what par More machine shop therapy 👀 Can you guess what part we’re machining? Made right here in the USA at FosTecH 🇺🇸
Another great Shot Show this year. Incredible ener Another great Shot Show this year. Incredible energy, great people, and even better conversations. Appreciate everyone who came out to connect with us.
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      Echo AR II Trigger
      AR Triggers, Echo Triggers

      Echo AR II Trigger

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    • Home
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      • Shop by Series
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        • .22 ARC
        • 6MM ARC
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      • Shop by Type/Purpose
        • Long Range Rifles
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