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, Barrel - 5.56 / .223 - 16" - 1 in 7 Twist Rate - RARE
H&K Heckler & Koch
$1,887.95HK33, HK93, Barrel, RARE 1 in 7 Twist Rate New HK93, 33 barrel featuring the uber rare 1 in 7 twist rate. The barrel features the factory pinned flash hider to achieve the non-SBR legal 16" overall length. Includes factory-installed sight tower...HKP-19344$1,887.95 -
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, SP5 Barrel - 9mm - 3 Lug - New Old Stock - Rare
H&K Heckler & Koch
$987.95H&K HK MP5/SP5 3 Lug Barrel - New Old Stock - Rare Factory German date coded with H&K logo. This new old stock 3-lug item is incredibly rare and in pristine condition. An absolute gem in the market. We only have a limited number available, and...HKP-21662$987.95 -
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 -
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 -
On Sale
HK UMP Caliber Conversion to .40 S&W Kit - 7.87" Barrel - 30 Round Magazine
Michaels Machines
Now: $849.95Was: $999.95HK UMP 40 Caliber Conversion Kit With this UMP Conversion kit, UMP .45 sub guns can be converted to .40 caliber. Machined bolt carriers are available for USC/UMP conversion sub guns. This is a simple drop-in conversion. The time required to change...HKP-18754Now: $849.95Was: $999.95 -
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 -
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