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 MP5 Barrel - .40 S&W - Threaded 9/16x24 with 3 Lug
HKP HK Parts
$249.95HKP HK MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug Newly manufactured US Made MP5 .40 S&W barrel that is 3-lugged and threaded with matching thread protector. This is a barrel offering that is made to the highest standards and tolerances and...HKP-16402$249.95 -
HK UMP Barrel Pin Screw
OMEGA
$13.95Omega UMP Barrel Pin Screw Barrel pin Screw that replaces barrel pins on Omega Gideon Shadow Compatible With: HK UMP HK USC Omega GSHKP-22514$13.95 -
On Sale
HK MP5K Barrel - .357 Sig - Threaded 1/2x32 with 3 Lug - Gunsmith Special
USA
Now: $59.95Was: $289.95HK MP5K .357 Sig Barrel - 3 Lug - Threaded 1/2x32 - Gunsmith Special Unfinished US-Made MP5K .357 Sig barrel. Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. Condition will...HKP-99177Now: $59.95Was: $289.95 -
HK Mark 23 Thread Protector - Tactical Texas Style - Threaded 16x1 - RH
H&K Heckler & Koch
$24.95H&K Mark 23 ACP Tactical Texas Style Thread Protector - Threaded 16x1 RH The Texas Style thread protector features raised knurling, distinguishing it from the standard HK style, which does not have this raised texture. This design ensures a secure...HKP-20406$24.95 -
HK P2000 Barrel - 9mm - 3.36"
H&K Heckler & Koch
$319.95New HK German HK P2000 Barrel 9mm Brand new cold hammer forged 9mm P2000 barrel. Perfect for those who want to have a spare or for caliber conversion swaps.HKP-01570$319.95 -
HK51K Barrel - 7.62 / .308 - 5.3" - Threaded 15x1 RH
RCM
$164.95RCM 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...HKP-02392$164.95 -
HK P30L Barrel - 4.45" - 9mm
H&K Heckler & Koch
$234.95Factory 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...HKP-01827$234.95 -
Out Of Stock
HK21E, HK23E, HK21, HK11, HK13 Barrel Grip Holder - German
H&K Heckler & Koch
$34.95H&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.HKP-16427$34.95 -
HK MP5, HK94, HK34 Barrel - 9mm - 16.175" - Threaded 1/2x28
RCM
$249.95RCM MP5, HK34, HK94 Barrel - 9mm - 16.175"- Threaded 1/2x28 Each barrel is meticulously crafted from premium cold hammer forged (CHF) 41V45 steel, expertly profiled and chambered with a 16-flute chamber profile. Finished with a highly durable nitrided...HKP-17761$249.95 -
HK Mark 23 Thread Protector - Knurled - 16x1 RH
HKP HK Parts
$19.95HKP .45 ACP Thread Protector - Threaded 16x1 RH for HK Mark 23 Thread protector designed for HK Mark 23 and SOCOM barrels threaded 16x1 RH. Machined steel with a durable nitride finish and knurled exterior for secure installation and removal...HKP-22286$19.95 -
HK P30L Conversion Barrel - .40 S&W to 9mm - Threaded - 13.5x1
RCM
$214.95RCM HK P30L .40 to 9mm Conversion Barrel - Threaded - 13.5x1 This 9mm conversion barrel is a drop-in replacement that allows your P30L to shoot the ubiqutous 9mm cartridge. Includes a thread protector. Each barrel is made from ordnance-grade steel,...HKP-21788$214.95 -
HK MP5, MP5K Barrel Extension and Faux Suppressor - 8.85" - Threaded 15x1 RH
USA
$179.95HK MP5, MP5K 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...HKP-20890$179.95