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 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 -
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 - 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 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 -
Out Of Stock
B&T TP9 Barrel - 9mm - 130mm
B&T Brugger & Thomet
$449.95Swiss B&T manufactured 130mm TP9 9mm Barrel Assembly Factory B&T replacement barrel for the TP9. Made in Switzerland. Compatible With: B&T TP9HKP-17305$449.95 -
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 -
On Sale
HK MP5K Barrel - .40 S&W - Threaded 9/16x24 with 3 Lug
HKP HK Parts
Now: $199.95Was: $299.95HK MP5K .40 S&W 3-Lug Barrel with Thread Protector - Threaded 9/16x24 3-lugged Barrel with a 9/16x24 thread protector. Specifications: 3-lugged barrel Includes 9/16x24 thread protector Compatible With: HK MP5K .40 S&WHKP-02318Now: $199.95Was: $299.95 -
HK416, MR556 Barrel Flute Cleaning Brush - 5.56 / .223
HKP HK Parts
$24.95HK MR556, HK416 Cleaning Brush - Barrel Flute - 5.56 / .223 This brush is a must-have for cleaning the chamber flutes on a MR556 or HK416 firearm. If the flutes become clogged or dirty, the firearm will cease to extract properly. An HK fluted barrel...HKP-22316$24.95 -
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 MR762 A4 Gas Vent Screw - 1.7mm
H&K Heckler & Koch
$29.95H&K MR762 A4 1.7mm Gas Vent Screw German 1.7mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4HKP-21948$29.95