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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HK33, HK93, PSG1 Match Barrel - 5.56 / .223 - 26"- MSG90 Style
HKP HK Parts
$499.95HK PSG-1, MSG-90 Style 5.56, .223 HK 93, HK 33 Match Barrel: This is the finest PSG1 barrel you can get for your custom HK93, SG1, PSG1 style build in 5.56. Built on trusted tooling to HK specifications. Perfect for that custom build or the for the...HKP-17008$499.95 -
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 MP5, MP5K Barrel Flute Cleaning Brush - 10mm / .40 S&W
HKP HK Parts
$24.95HKP HK Parts Cleaning Brush - Barrel Flute - 10mm / .40 S&W This is a must-have brush to keep the flute clean and the firearm running the way it should. Compatible With: HK MP5 10mm and .40 S&W HK MP5K 10mm and .40 S&WHKP-22318$24.95 -
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 -
HK P2000SK Barrel - .40 S&W - 3.89" - Threaded 14.5x1 LH
RCM
$225.00RCM HK P2000SK .40 S&W Barrel - Threaded 14.5x1 LH Each P2000 SK tactical barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest threaded replacement barrel for...HKP-16943$225.00 -
Out Of Stock
HK USP Elite Barrel - .45 ACP
H&K Heckler & Koch
$499.95HK USP Elite .45 ACP Barrel The finest HK USP .45 barrel available and used in the HK Elite line of firearms from hand-selected barrel blanks. Compatible With: HK USP Elite .45 ACP Also fits the USP .45 Full Size & Tactical models but extends about...HKP-01524$499.95 -
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 -
Out Of Stock
HK416, MR556 Barrel - 5.56 - 10.4" - Threaded 1/2"x28 - A5
Nefarious Arms
$594.95Nefarious Arms HK MR556416 10.4" A5 Barrel An expertly crafted 10.4" barrel designed for the HK MR556 and 416 platforms. Featuring the A5 profile, this barrel balances durability and weight, making it an excellent choice for both tactical and...HKP-21873$594.95 -
HK MP5KSD Rubber Grip Only - Barrel Shroud Handguard
HKP HK Parts
$179.95HK Parts replacement rubber grip for HK MP5KSD Barrel Shroud and Handguard (Rubber Grip Only) Perfect size handguard to pair with the HKP MP5K SD shrouds. Engages perfectly on the machined lugs of our MP5K SD shrouds. Available exclusively at HK...HKP-20951$179.95 -
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