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 Extension and Faux Suppressor - 3 Lug - .40 S&W / 10mm
HKP HK Parts
$69.95HKP MP5 40/10 Fake Suppressor/Barrel Extension - 3-Lug This fake suppressor is used as a barrel extension to bring your H&K MP5 40/10 8.85" barrel to legal conforming standards of 16" so you do not have to register the weapon as an SBR. This fits...HKP-00889$69.95 -
HK MP5, HK94, HK34 Barrel - 9mm - 12.7"- Threaded 1/2x28
RCM
$204.95RCM MP5, HK34, HK94 Barrel - 9mm - 12.7"- Threaded 1/2x28 Each barrel is hand-selected from the finest cold hammer forged (CHF) 41V45 steel blanks, expertly profiled and chambered in the desirable 16 flute chamber profile. Finished with a...HKP-17762$204.95 -
HK P30L Barrel - 9mm - 4.45" - Non-Threaded
RCM
$206.25RCM HK P30L 9mm Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest replacement barrel for the HK P30L 9mm pistol, ideal as a spare or for...HKP-16686$206.25 -
Out Of StockOn Sale
HK UMP Barrel - .40 S&W - Used
H&K Heckler & Koch
Now: $299.95Was: $499.95Heckler and Koch Ump Barrel made in Germany These are police department trade-in barrels in good shape and perfectly usable.HKP-00600Now: $299.95Was: $499.95 -
HK P30L Barrel - .40 S&W - 4.45"
H&K Heckler & Koch
$234.95Heckler and Koch Barrel for P30L .40 cal pistol Factory German P30L .40 Cal 4.45" barrel perfect for replacement or for that project barrel. Features: 4.45 inches in length Cold-hammer forged six sided polygonal 9.84 inches twist...HKP-02411$234.95 -
HK P30, P30S Barrel - 9mm - 3.85"
H&K Heckler & Koch
$269.95Factory barrel for HK P30 and HK P30S 9mm pistols made by Heckler and Koch in black. Features: Factory made in Germany 3.85" barrel caliber 9 x 19mm six-sided polygonal Cold hammer Forged CHF from strong steel with a black finish Stamped for both its...HKP-01828$269.95 -
HK P2000 Barrel - .40 S&W - 4.28" - Threaded 14.5x1 LH
RCM
$225.00RCM HK P2000 .40 S&W Barrel - Threaded 14.5x1 LH Each P2000 .40 tactical barrel is finely and painstakingly made from ordnance grade steel, heat treated and finished inside and out in the ultra-desirable nitride finish. This is the finest threaded...HKP-16942$225.00 -
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 VP40, USP40T Thread Protector - 14.5x1mm LH
H&K Heckler & Koch
$30.95H&K USP40T/VP40T Thread Protector The HK thread protector is a must have accessory when a sound suppressor or muzzle attachment is not mounted on your tactical pistol. The thread protector will prevent damages to the threads and crown. Compatible...HKP-21994$30.95 -
HK MP5 Barrel - .40 S&W - 8.85" - Threaded 14x.75 with 3 Lug
RCM
$279.95RCM HK MP5 .40 S&W Barrel - Threaded 14x.75 - 3-Lug This is the ultimate US-made barrel for any new or conversion build for the MP5 .40 cal. Crafted from top-grade CHF 41v40 material, it’s machined to impeccable standards. With the correct...HKP-21582$279.95 -
On Sale
Thread Protector - .40 S&W - 9/16x24 RH
HKP HK Parts
Now: $9.95Was: $14.95HKP .40 S&W Thread Protector - Threaded 9/16x24 RH The HK Parts 9/16x24 thread protector is specifically designed for .40 S&W handgun barrels with 9/16x24 right-hand threading. Essential for protecting your barrel threads...HKP-17032Now: $9.95Was: $14.95 -
PTR32 Barrel - 7.62x39 - 16" - Threaded 5/8"x24 - KFR
PTR
$249.95PTR-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