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 SL8 Barrel - 5.56 / .223 - 20.8" - Used - Complete Assembly
H&K Heckler & Koch
$449.95Factory HK SL8 Barrel, 20.8" used, like new HK German Sl8 barrel with barrel nut, gas block installed. HK SL8-1 HK SL8-6 Rare and hard to find.HKP-20316$449.95 -
HK MP5K PDW Barrel - 10mm - Threaded 9/16x24 with 3 Lug
USA
$299.95USA MP5K-PDW 10mm Barrel - Threaded 9/16x24 - 3-Lug This US-made MP5KN-PDW 10mm barrel is a rare barrel. Ideal for enhancing your MP5K-PDW, this barrel combines precision threading with the versatility of a 3-lug mount. Specifications: Made In The...HKP-02317$299.95 -
$439.95 -
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 -
PTR PDW Barrel - 7.62 / .308 - 9" - SBR
PTR
$189.99PTR PDW .308 Pistol or SBR Barrel- USA This part comes new in the white, never installed, and ready for the HK project. Features: Just under 9" inches long 1:10 twist U.S. made barrel counts as one 922r compliant part Please Note: Front sight towers...HKP-02788$189.99 -
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
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
HK416 A4, MR556 A5 Barrel Nut - BLEMISHED
H&K Heckler & Koch
Now: $42.95Was: $60.95HK416 A4, MR556 A5 Barrel Nut - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This precision-machined steel barrel nut is designed specifically for...HKP-21938-BNow: $42.95Was: $60.95 -
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