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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Out Of Stock
HK UMP Barrel - .45 ACP - 8" - Threaded 16x1 LH with 3 Lug - US
HKP HK Parts
$399.95HKP H&K UMP .45 ACP Barrel - Threaded 16x1 LH - 3-Lug New USA made .45 ACP 8" barrel for the UMP or Omega firearms. Each barrel is threaded 16x1 RH and 3-Lug tipped. The finest barrel for the UMP .45 ACP on the market. Specifications: Overall Length...HKP-18511$399.95 -
HK53K Barrel - 5.56 / .223 - 5.3" - Threaded 15x1 RH
RCM
$164.95RCM HK53K (5.56/.223) Barrel - Threaded 15x1 RH US made 922r compliant HK53K barrel. Specifications: Made In The USA Threaded 15x1 RH Counts As 1 US Made 922r Compliant Part Cold Hammer Forged Steel (CHF) Built To HK Germany...HKP-02400$164.95 -
On Sale
HK416A5, MR556 Barrel - 5.56 / .223 - 11" - USED
H&K Heckler & Koch
Now: $339.95Was: $424.95HK416A5, MR556 Barrel - 5.56 / .223 - 11" - USED ONLY 3 UNITS AVAILABLE - VARYING CONDITION SHOWN - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Factory German 11" HK416A5, MR556 barrel. Cold...HKP-21932-USEDNow: $339.95Was: $424.95 -
On Sale
HK USP Conversion Barrel - .40 S&W to .357 SIG - Non-Threaded - USED
RCM
Now: $177.95Was: $237.50HK USP Conversion Barrel - .40 S&W to .357 SIG - Non-Threaded - USED ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Each barrel is finely and painstakingly made from...HKP-17746-USEDNow: $177.95Was: $237.50 -
On Sale
HK33, HK93 Factory Barrel with Trunnion - USED
H&K Heckler & Koch
Now: $579.95Was: $799.95HK33, HK93 Factory Barrel with Trunnion - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Used factory German HK HK33 NIW barrel with trunnion installed. Factory-installed sight tower with sight...HKP-99427Now: $579.95Was: $799.95 -
On Sale
HK Mark 23 Tactical Barrel - .45 ACP - 6.02" - Threaded .578x28 RH - USED
RCM
Now: $212.95Was: $289.95HK Mark 23 Tactical Barrel - .45 ACP - 6.02" - Threaded .578x28 RH - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. This HK Mark 23 tactical threaded barrel designed for compatibility with various...HKP-17444-USEDNow: $212.95Was: $289.95 -
On Sale
HK P30, P30S Barrel - 9mm - 3.85" - BLEMISHED
H&K Heckler & Koch
Now: $229.95Was: $269.95HK P30, P30S Barrel - 9mm - 3.85" - BLEMISHED ONLY 3 UNITS AVAILABLE - VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DOES NOT HAVE DATE CODE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-01828-BNow: $229.95Was: $269.95 -
On Sale
HK UMP9 Barrel - Threaded 1/2x28 - 3-Lug - BLEMISHED
OMEGA
Now: $345.95Was: $449.95HK UMP9 Barrel - Threaded 1/2x28 - 3-Lug 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Factory-style barrel for HK UMP9 pattern...HKP-99367Now: $345.95Was: $449.95 -
On Sale
HK94 Barrel - Sight Tower - Non-Threaded - LIKE NEW
H&K Heckler & Koch
Now: $499.95Was: $599.95Heckler and Koch HK94 Barrel with Sight Tower - Non-Threaded - LIKE NEW ONLY 1 UNIT AVAILABLE Factory-style barrel designed for HK94 pattern firearms. This non-threaded barrel is suitable for replacement or build use and maintains the correct profile and...HKP-99366Now: $499.95Was: $599.95 -
On Sale
HK33, HK93 Factory Barrel - USED
H&K Heckler & Koch
Now: $579.95Was: $779.95HK33, HK93 Factory Barrel - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Used factory German HK HK33 NIW barrel. Factory-installed sight tower with sight/sling eyelets and factory finish. This...HKP-19350-USEDNow: $579.95Was: $779.95 -
HK USP9 Expert Barrel
H&K Heckler & Koch
$564.95Heckler and Koch Barrel for USP9 Expert Manufactured from steel to HK’s OEM specifications, this barrel delivers the accuracy, reliability, and fit expected from a genuine HK replacement component. Ideal for replacing a worn barrel or...HKP-22491$564.95 -
On Sale
HK21E, HK11A1, HK11E Barrel - 7.62 / .308 - 17.7" - Threaded 15x1
Michaels Machines
Now: $994.95Was: $1,168.95MM HK21E, HK11A1, HK11E Barrel - 17.7" Michael's Machines HK21E barrels are crafted in the US from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Barrels come stripped, requiring a flash hider or muzzle device and barrel handle...HKP-22333Now: $994.95Was: $1,168.95