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
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- Price
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HK USPC, USPCT Barrel - .45 ACP - 4.46" - Threaded 16x1 LH
H&K Heckler & Koch
$301.95H&K USPC .45 ACP Barrel - Threaded 16x1 LH This H&K USPC .45 ACP barrel features a threaded 16x1 LH design, ideal for enhancing your firearm. Made from cold hammer-forged steel with polygonal...HKP-00320$301.95 -
Out Of Stock
HK P2000 Tactical Barrel - 9mm - 4.28" - Threaded 1/2x28 RH
RCM
$225.00RCM HK P2000 9mm Tactical Barrel - Threaded 1/2x28 RHHKP-16700$225.00 -
Out Of Stock
HK45T, USPC Tactical Thread Protector - 16x1mm LH
H&K Heckler & Koch
$30.95H&K HK45T/USP45T Thread Protector The HK thread protector is a must have accessory when a sound suppressor or muzzle attachment is not in use on your tactical pistol. The thread protector will...HKP-21995$30.95 -
Out Of Stock
HK P2000SK Conversion Barrel - .40 S&W To .357 SIG - Non-Threaded
RCM
$239.95HK P2000SK .40 S&W To .357 SIG Conversion Barrel - Non-Threaded This is a great spare or replacement barrel to have on hand. Also, a popular barrel to convert the P2000SK .40 S&W to .357 SIG...HKP-20581$239.95 -
Out Of Stock
HK P30 Barrel - 9mm - 4.45" - Threaded 1/2x28 RH
RCM
$225.00RCM HK P30 9mm Barrel - Threaded 1/2x28 RH Each barrel is finely and painstakingly made from ordnance grade steel, heat treated and finished inside and out in the ultra- desirable nitride finish...HKP-20824$225.00 -
Out Of Stock
HK45, HK45T Barrel - .45 ACP - 5.11" - Threaded 16x1 LH
H&K Heckler & Koch
$297.95H&K 45 .45 ACP Tactical Barrel - Threaded 16x1 LH New HK45 German factory cold hammer forged threaded barrel for use with flash hiders or sound suppressors. This is a drop-in barrel for any of the...HKP-01207$297.95 -
HK G36C, G36K Gas Piston - US
GSG9
$74.95GSG9 complete gas piston for HK G36C and G36K - US made This is a popular part for those upgrading to an HK SL8 to HK G36K or HK36C barrel length. Each piston counts as one 922r compliant part. Made...HKP-18253$74.95 -
HK G3K Barrel - 7.62x51 / .308 - 12.69" - Threaded 15x1 RH
RCM
$244.95RCM HK G3K (7.62x51/.308) Barrel - Threaded 15x1 RH Manufactured to exact G3K specifications from cold hammer forged (CHF) steel, this barrel is a direct replacement for worn G3K barrels or ideal for...HKP-01499$244.95 -
HK P30L Tactical Barrel - 9mm - 5.06" - Threaded 13.5x1 LH
RCM
$225.00RCM HK P30L 9mm Tactical Barrel - Threaded 13.5x1 LH Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest...HKP-16258$225.00 -
Out Of Stock
HK USPC Barrel - .45 ACP - 4.47" - Threaded .578x28 RH
RCM
$250.00RCM HK USPC .45 ACP Barrel - Threaded .578x28 RHHKP-17448$250.00 -
Out Of Stock
Thread Protector - 9mm - 13.5x1 LH - US
HKP HK Parts
$19.95HKP 9mm Thread Protector - Threaded 13.5x1 LH This threaded barrel protector fits all HK 9mm threaded barrels that are 13.5x1 metric LH twist. Specifications: Overall Length .45"HKP-22324$19.95 -
On Sale
HK MP5, MP5K Thread Protector - 9mm - 1/2x32 RH
H&K Heckler & Koch
Now: $24.71Was: $40.95H&K 9mm Thread Protector - Threaded 1/2x32 RH A great replacement item for lost or damaged thread protectors & caps. This part is compatible with all factory-spec MP5 Navy or MP5KN barrels...HKP-00108Now: $24.71Was: $40.95