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5.56 NATO Rifle Upgrade Parts

Enhance your firearm with premium-quality components from our selection of **5.56 NATO rifle upgrade parts**. Whether you’re looking to improve performance, increase reliability, or customize your setup, you’ll find a range of options designed for seamless integration and optimal function. Explore everything from triggers and handguards to stocks and magazines, all crafted to help you get the most out of your rifle. Elevate your shooting experience with the right upgrades tailored for your needs.

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  1. TAPER CAP, 5.56 BARRELS, 1/2-28 THREAD
    TAPER CAP, 5.56 BARRELS, 1/2-28 THREAD
    4
    (74)
    $14.99
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  2. SRD556-QD Taper-Lok® Muzzle Brake - 1/2 x 28 TPI
    SRD556-QD Taper-Lok® Muzzle Brake - 1/2 x 28 TPI
    5
    (29)
    $79.99
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  3. MCX Rattler 5.5" Caliber exchange kit - 5.56NATO
    MCX Rattler 5.5" Caliber exchange kit - 5.56NATO
    5
    (10)
    $499.99$699.99
    FREE SHIPPING ON ORDERS OF $100+
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  4. SIG MCX-SPEAR LT 16" 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    SIG MCX-SPEAR LT 16" 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    5
    (8)
    $899.99
    FREE SHIPPING ON ORDERS OF $100+
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  5. 5.56 FLASH HIDER MUZZLE COMPENSATOR COMBO - FDE
    5.56 FLASH HIDER MUZZLE COMPENSATOR COMBO - FDE
    5
    (6)
    $79.99
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  6. Clutch-Lok Shouldered QD Muzzle Brake for SLX/SLH suppressors - 5.56MM
    Clutch-Lok Shouldered QD Muzzle Brake for SLX/SLH suppressors - 5.56MM
    5
    (6)
    $157.49
    FREE SHIPPING ON ORDERS OF $100+
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  7. SIG MCX-SPEAR LT 11.5-INCH 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    SIG MCX-SPEAR LT 11.5-INCH 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    5
    (5)
    $899.99
    FREE SHIPPING ON ORDERS OF $100+
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  8. Clutch-Lok Shouldered QD Flash hider for SLX/SLH suppressors - 5.56MM
    Clutch-Lok Shouldered QD Flash hider for SLX/SLH suppressors - 5.56MM
    5
    (5)
    $157.49
    FREE SHIPPING ON ORDERS OF $100+
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  9. 5.56 FLASH HIDER MUZZLE COMPENSATOR COMBO - BLACK
    5.56 FLASH HIDER MUZZLE COMPENSATOR COMBO - BLACK
    4
    (4)
    $79.99
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  10. SIG MCX-SPEAR LT 5.56/300BLK COMPLETE CARRIER GROUP
    SIG MCX-SPEAR LT 5.56/300BLK COMPLETE CARRIER GROUP
    5
    (3)
    $699.99
    FREE SHIPPING ON ORDERS OF $100+
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  11. Clutch-Lok Tapered QD Flash hider for SLX/SLH suppressors - 5.56MM
    Clutch-Lok Tapered QD Flash hider for SLX/SLH suppressors - 5.56MM
    5
    (2)
    $157.49
    FREE SHIPPING ON ORDERS OF $100+
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  12. SIG MCX-RATTLER LT 7.75-INCH 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    SIG MCX-RATTLER LT 7.75-INCH 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    5
    (1)
    $899.99
    FREE SHIPPING ON ORDERS OF $100+
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  13. SIG MCX GAS SYSTEM PARTS KIT
    SIG MCX GAS SYSTEM PARTS KIT
    $19.99
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  14. SIG M400 14.5" 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    SIG M400 14.5" 5.56 NATO BARREL AND GAS BLOCK ASSEMBLY
    $224.99
    FREE SHIPPING ON ORDERS OF $100+
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  15. FORWARD ASSIST KIT
    FORWARD ASSIST KIT
    $29.99
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  16. BOLT CATCH KIT
    BOLT CATCH KIT
    $29.99
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  17. Clutch-Lok Tapered QD Muzzle Brake for SLX/SLH suppressors - 5.56MM
    Clutch-Lok Tapered QD Muzzle Brake for SLX/SLH suppressors - 5.56MM
    $157.49
    FREE SHIPPING ON ORDERS OF $100+
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  18. THREE-PRONG 5.56 FLASH HIDER
    THREE-PRONG 5.56 FLASH HIDER
    $49.99
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  19. M400 5.56 BOLT ASSEMBLY KIT
    M400 5.56 BOLT ASSEMBLY KIT
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
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  20. M400 / 516 EJECTION PORT DOOR KIT
    M400 / 516 EJECTION PORT DOOR KIT
    $29.99
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  21. SIG MCX-SPEAR LT 7.62X39 COMPLETE CARRIER GROUP
    SIG MCX-SPEAR LT 7.62X39 COMPLETE CARRIER GROUP
    $699.99
    FREE SHIPPING ON ORDERS OF $100+
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Related Pages

  1. 7.62 Nato Rifle Upgrade Parts
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  3. 5.56 NATO Rifle Parts Kits
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