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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  • On Sale
    New - H&K HK USPC .40 S&W Barrel - Black - HKP-01413 HK USP Compact Barrel - .40 S&W - 3.58"
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    HK USP Compact Barrel - .40 S&W - 3.58"

    H&K Heckler & Koch

    Now: $211.45
    Was: $234.95
    HK USP Compact .40 S&W Barrel - 3.58" Overall Barrel Length A drop-in replacement barrel for all HK USPC .40 or .357 pistols. This is a great spare or replacement barrel. This is a must-have if you want to convert your .357 USPC to .40 cal...
    Now: $211.45
    Was: $234.95
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    Now: $211.45
    Was: $234.95
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  • New - H&K HK P7M13 9mm Barrel - HKP-17907 HK P7M13 Barrel - 9mm
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    HK P7M13 Barrel - 9mm

    H&K Heckler & Koch

    $479.95
    H&K HK P7M13 9mm Barrel Brand new HK German P7M13 factory spare barrel. Cold hammer forged and the real deal. No longer made or available as all HK P7 parts are out of production. Compatible With: HK P7M13
    $479.95
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    $479.95
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  • Out Of Stock
    On Sale
    New - HKP/H&K P2000 9mm Dimpled Barrel - Threaded 13.5x1 - HKP-18413 HK P2000 Barrel - 9mm - 4.28" - Threaded 13.5x1 - Dimpled

    HK P2000 Barrel - 9mm - 4.28" - Threaded 13.5x1 - Dimpled

    HKP HK Parts

    Now: $183.96
    Was: $229.95
    HKP/H&K P2000 9mm Dimpled Barrel - Threaded 13.5x1   Each barrel is expertly crafted from ordnance grade steel, heat treated, and finished with a premium nitride coating. The dimpled design adds aesthetic appeal, while the fitted O-ringed thread...
    Now: $183.96
    Was: $229.95
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    Was: $229.95
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  • Out Of Stock
    On Sale
    New - H&K 21E/23E/21/11/13 Barrel Grip Holder - German - HKP-16427 HK21E, HK23E, HK21, HK11, HK13 Barrel Grip Holder - German

    HK21E, HK23E, HK21, HK11, HK13 Barrel Grip Holder - German

    H&K Heckler & Koch

    Now: $31.46
    Was: $34.95
    H&K 21E/23E/21/11/13 (7.62x51/.308) & (5.56/.223) Barrel Grip Holder - German New old stock with handling marks from being bagged and shipped in bulk. German HK manufacture.
    Now: $31.46
    Was: $34.95
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  • On Sale
    New - RCM HK51K (7.62x51/.308) Barrel - Threaded 15x1 RH - HKP-02392 HK51K Barrel - 7.62 / .308 - 5.3" - Threaded 15x1 RH
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    HK51K Barrel - 7.62 / .308 - 5.3" - Threaded 15x1 RH

    RCM

    Now: $148.45
    Was: $164.95
    RCM HK51K (7.62x51/.308) Barrel - Threaded 15x1 RH Made to exact HK51K specifications from cold hammer forged steel, this barrel matches the quality of HK German barrels. Ideal for custom builds and HK51K style projects. Specifications: Made In The...
    Now: $148.45
    Was: $164.95
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    Now: $148.45
    Was: $164.95
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  • On Sale
    New - H&K HK MR556/HK 416 A4/A5 Barrel Nut - HKP-21938 HK 416 A4, MR556 A5 Barrel Nut
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    HK 416 A4, MR556 A5 Barrel Nut

    H&K Heckler & Koch

    Now: $54.86
    Was: $60.95
    H&K HK MR556 A4/HK 416 A5 Barrel Nut This precision-machined steel barrel nut is designed specifically for H&K’s MR556 A4 and HK416 A5 rifles. It secures the barrel and supports the proprietary HK free-floating handguard system, offering...
    Now: $54.86
    Was: $60.95
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  • Out Of Stock
    On Sale
    New - Nefarious Arms HK 416/MR556 14.5" A5 Barrel - HKP-21590 HK416, MR556 Barrel - 5.56 - 14.5" - Threaded 1/2"x28 - A5

    HK416, MR556 Barrel - 5.56 - 14.5" - Threaded 1/2"x28 - A5

    Nefarious Arms

    Now: $535.46
    Was: $594.95
    Nefarious Arms HK 416/MR556 14.5" A5 Barrel Each Nefarious Arms barrel is cold-hammer-forged and chrome-lined for years of accurate shooting.  Grab this expertly crafted barrel for your next SBR or pistol build.  Compatible With: HK 416 (A5,...
    Now: $535.46
    Was: $594.95
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    Was: $594.95
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  • Out Of Stock
    On Sale
    New - RCM Schneider PSG-1 Barrel - HKP-21193 HK PSG-1 Barrel - 7.62 / .308 - 25.5"

    HK PSG-1 Barrel - 7.62 / .308 - 25.5"

    RCM

    Now: $764.96
    Was: $849.95
    RCM Schneider PSG-1 Barrel Only the finest blanks in the industry can produce the best results on the range. Schneider Barrel Company makes that blank. This barrel will work perfectly with standard G3/91 trunnions, G3 barrel extensions, or...
    Now: $764.96
    Was: $849.95
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  • Out Of Stock
    On Sale
    New - H&K HK 45 German Barrel - Black - HKP-14564 HK45 Barrel - .45 ACP - 4.46" - German

    HK45 Barrel - .45 ACP - 4.46" - German

    H&K Heckler & Koch

    Now: $283.45
    Was: $314.95
    H&K HK 45 German Barrel New HK45 German manufacture Cold Hammer Forged Factory Barrel. This is the perfect replacement barrel for those who have an HK45 Tactical model and want to replace the barrel with a non-threaded barrel. Compatible...
    Now: $283.45
    Was: $314.95
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  • On Sale
    Used - HK MP5/K Barrel Extension Faux Suppressor - Threaded 15x1 RH - HKP-20890 HK MP5,MP5K Barrel Extension / Faux Suppressor - Threaded 15x1 RH
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    HK MP5,MP5K Barrel Extension / Faux Suppressor - Threaded 15x1 RH

    USA

    Now: $161.95
    Was: $179.95
    HK MP5/K Barrel Extension Faux Suppressor - 15x1 RH Perfect for that rifle build or for those looking for the MP5KN suppressed look. Dakota tactical review of this exciting new product on an MP5: DTAC Suppressor Review Specifications: Overall length: 8...
    Now: $161.95
    Was: $179.95
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    Now: $161.95
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  • On Sale
    New - H&K P30L 4.45" 9mm Barrel - Black - HKP-01827 hk p30l, hk p30, hk barrel, hk p30l 9mm, hk 227713, hk factory parts, hk replacement barrel, polygonal rifling, hk oem, hk germany, p30l barrel, hk parts, hk pistol upgrade, heckler koch barrel, hk spares
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    HK P30L Barrel - 4.45" - 9mm

    H&K Heckler & Koch

    Now: $211.45
    Was: $234.95
    Factory barrel for HK P30L 9mm pistols made by Heckler and Koch Features: Factory made in Germany 4.45" barrel caliber 9 x 19mm six-sided polygonal Cold hammer Forged CHF from strong steel with a black finish Stamped for both its manufacture location...
    Now: $211.45
    Was: $234.95
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    Now: $211.45
    Was: $234.95
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  • On Sale
    New - GSG9 HK G36/SL8 (5.56/.223) Barrel Retaining Nut - HKP-18252 HK G36, SL8 Barrel Retaining Nut
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    HK G36, SL8 Barrel Retaining Nut

    GSG9

    Now: $47.70
    Was: $53.00
    HK G36 & SL8 Barrel Retaining Nut - USA Made in the USA. Compatible With: SL8 (all models & variants) G36E G36K G36C All other G36 Variants
    Now: $47.70
    Was: $53.00
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    Now: $47.70
    Was: $53.00
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