Barrels

Barrels

Premium HK Barrels and Firearm Parts to upgrade your HK firearm with precision-engineered, CHF (Cold Hammer Forged) barrels, and premium parts built for reliability, unparalleled accuracy, and long-term performance. Our OEM and aftermarket HK barrels deliver exceptional quality and fit for pistols, rifles, and submachine guns.

Key Features:

  • CHF (Cold Hammer Forged) construction for unmatched durability and precision
  • Engineered for superior accuracy and shot consistency
  • Made from premium, corrosion-resistant materials
  • Designed for performance, competition, and tactical applications
  • OEM fit and easy installation across multiple HK platforms

Enhance your HK pistol or rifle with the best high-performance CHF barrels engineered for excellence, trusted by professionals  and firearm enthusiasts.

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  • HK MP5KSD Barrel - 9mm - 4.89″- Threaded 18x1 HK MP5KSD Barrel - 9mm - 4.89″- Threaded 18x1
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    HK MP5KSD Barrel - 9mm - 4.89″- Threaded 18x1

    RCM

    $174.95
    HK MP5KSD Barrel - 9mm - 4.89″- Threaded 18x1 The RCM HK Style MP5 SD-K Barrel measures 4.890 inches in length and is constructed from 41v50 cold hammer-forged steel. It features a salt bath nitride finish throughout. This barrel is designed based...
    HKP-22493
    $174.95
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    $174.95
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  • HK MR762 A4 Barrel - 16.5" - Proofed HK MR762 A4 Barrel - 16.5" - Proofed
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    HK MR762 A4 Barrel - 16.5" - Proofed

    H&K Heckler & Koch

    $459.95
    HK MR762 A4 Barrel - 16.5" - Proofed Factory proofed HK MR762 A4 16.5" barrel with standard 5/8x24 RH thread pitch. Compatible With: HK MR762 A4
    HKP-22453
    $459.95
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    $459.95
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  • HK416 A1, MR556 A1 Barrel Nut HK416 A1, MR556 A1 Barrel Nut
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    HK416 A1, MR556 A1 Barrel Nut

    Nefarious Arms

    $49.95
    Nefarious Arms HK MR556 A1/416 A1 Barrel Nut Whether replacing a barrel nut or sourcing the best parts for your build, the Nefarious MR556/416 barrel nut is an excellent option.  Meticulously crafted in the US to the highest quality standards...
    HKP-22279
    $49.95
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    $49.95
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  • HK416, MR556 Barrel - 5.56 -  9" - Threaded 1/2"x28 - PDW - A1 and A3 HK416, MR556 Barrel - 5.56 -  9" - Threaded 1/2"x28 - PDW - A1 and A3
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    HK416, MR556 Barrel - 5.56 - 9" - Threaded 1/2"x28 - PDW - A1 and A3

    Nefarious Arms

    $594.95
    Nefarious Arms HK 416C 9" Barrel The Nefarious Arms HK416/MR556 Barrel is built for shooters who demand precision, durability, and consistent performance. Made in the USA from 4150 chromoly steel, cold-hammer-forged, and chrome-lined for enduring...
    HKP-21906
    $594.95
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    $594.95
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  • New - RCM HK VP40 to 9mm Conversion Barrel - Threaded - 13.5x1 - HKP-21790 HK VP40 Conversion Barrel - .40 S&W to 9mm - Threaded - 13.5x1
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    HK VP40 Conversion Barrel - .40 S&W to 9mm - Threaded - 13.5x1

    RCM

    $214.95
    RCM HK VP40 to 9mm Conversion Barrel - Threaded - 13.5x1 This 9mm conversion barrel is a drop-in replacement that allows your VP40 to shoot the popular 9mm cartridge. Comes with a thread protector. Each barrel is made from ordnance-grade steel,...
    HKP-21790
    $214.95
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    $214.95
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  • New - RCM HK P30 .40 to 9mm Conversion Barrel - Threaded - 13.5x1 - HKP-21786 HK P30 Conversion Barrel - .40 S&W to 9mm - Threaded 13.5x1
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    HK P30 Conversion Barrel - .40 S&W to 9mm - Threaded 13.5x1

    RCM

    $214.95
    RCM HK P30 .40 to 9mm Conversion Barrel - Threaded - 13.5x1 This 9mm conversion barrel is a drop-in replacement that allows your P30 to shoot the popular 9mm cartridge. Comes with a thread protector. Each barrel is made from ordnance-grade steel,...
    HKP-21786
    $214.95
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    $214.95
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  • Out Of Stock
    New - B&T TP9 130mm 9mm Barrel - Black - HKP-17305

    B&T TP9 Barrel - 9mm - 130mm

    B&T Brugger & Thomet

    $449.95
    Swiss B&T manufactured 130mm TP9 9mm Barrel Assembly Factory B&T replacement barrel for the TP9. Made in Switzerland. Compatible With: B&T TP9
    HKP-17305
    $449.95
    Out Of Stock
    Qty in Cart: 0
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    $449.95
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  • New - PTR-32 (7.62x39) Barrel - 16 inch - HKP-02200 PTR32 Barrel - 7.62x39 - 16" - Threaded 5/8"x24 - KFR
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    PTR32 Barrel - 7.62x39 - 16" - Threaded 5/8"x24 - KFR

    PTR

    $249.95
    PTR-32 (7.62x39) KFR Barrel - 16 Inch 16.35" Stress relieved, tapered contour, threaded 5/8" x 24, twist 1 in 10" RH Specifications: 16.25" overall length Chambered in 7.62x39mm Fully Fluted with 12 flutes Match grade Please Note: PTR barrels...
    HKP-02200
    $249.95
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    $249.95
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  • New - RCM HK33/93 .300 BLK 16.1 Inch Barrel - Threaded 5/8x24 - HKP-17392 HK33, HK93 Barrel - 300 BLK - 16.1" - Threaded 5/8x24
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    HK33, HK93 Barrel - 300 BLK - 16.1" - Threaded 5/8x24

    RCM

    $234.95
    NCM HK33/93 .300 BLK 16.125 Inch Barrel - Threaded 5/8x24 Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and cans in the 5/8x24 thread pitch. Although, this barrel is perfect for just about any .300 BLK...
    HKP-17392
    $234.95
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    $234.95
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  • HK MP5, SP5 3-Lug Faux Suppressor - Early MP5SD Style HK MP5, SP5 3-Lug Faux Suppressor - Early MP5SD Style
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    HK MP5, SP5 3-Lug Faux Suppressor - Early MP5SD Style

    MFI

    $167.95
    HK MP5, SP5 3-Lug Faux Suppressor - Early classic SD Style MFI replicates the classic appearance of an early MP5SD suppressor. This new design enhances the authenticity of your build for those who aim to replicate a specific era. It is designed to fit...
    HKP-22439
    $167.95
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    $167.95
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  • New - H&K HK P2000 .40 S&W Barrel - Black - HKP-01127 HK P2000 Barrel - .40 S&W - 3.62"
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    HK P2000 Barrel - .40 S&W - 3.62"

    H&K Heckler & Koch

    $239.95
    HK factory German P2000 .40 SW 3.62" Barrel Specifications: .40 S&W Caliber 3.62 inches Genuine Heckler and Koch Part
    HKP-01127
    $239.95
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    $239.95
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  • New - HK G36 Piston Rod Plate - HKP-01871
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    HK G36 Piston Rod Plate

    H&K Heckler & Koch

    $7.95
    Heckler and Koch Piston Rod Plate for HK G36 Constructed from steel with a black finish, this factory original part from HK is manufactured in Germany and designed for HK G36 rifle models chambered in 5.56 / .223. The plate is part of the piston rod...
    HKP-01871
    $7.95
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    $7.95
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