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
-
HK P30L Conversion Barrel - .40 S&W to 9mm - Threaded - 13.5x1
RCM
$214.95RCM HK P30L .40 to 9mm Conversion Barrel - Threaded - 13.5x1HKP-21788$214.95 -
HK G36 Guide Rod Set Screw
H&K Heckler & Koch
$9.95HK G36 Guide Rod Set Screw Replacement guide rod set screw for HK G36 platforms. Designed to secure the guide rod assembly within the bolt carrier group during proper installation and maintenance.HKP-01873$9.95 -
HK MP5KSD Barrel - 9mm - 4.89″- Threaded 18x1
RCM
$174.95HK MP5KSD Barrel - 9mm - 4.89″- Threaded 18x1 The RCM HK Style MP5 SD-K Barrel measures 4.890 inches in length and is constructed from 41v50 cold hammer-forged steel. It features a salt bath nitride...HKP-22493$174.95 -
On Sale
HK MP5, MP5K Barrel Extension and Faux Suppressor - 8.85" - Threaded 15x1 RH
USA
Now: $114.72Was: $179.95HK MP5, MP5K Barrel Extension Faux Suppressor - 15x1 RH Perfect for that rifle build or for those looking for the MP5KN suppressed look. Dakota tactical review of this exciting new product on an MP5:...HKP-20890Now: $114.72Was: $179.95 -
HK Mark 23 Tactical Barrel - .45 ACP - 5.87" - Threaded 16x1 RH
RCM
$269.95RCM HK Mark 23 .45 ACP Tactical Barrel - Threaded 16x1 RH US made HK Mark 23 tactical threaded barrel for use with a wide variety of flash hiders & sound suppressors. Specifications:HKP-20606$269.95 -
Out Of Stock
HK45 Barrel - .45 ACP - 4.46" - German
H&K Heckler & Koch
$314.95H&K HK 45 German Barrel New HK45 German manufacture Cold Hammer Forged Factory Barrel. This is the perfect replacement barrel for those who have an HK45 Tactical model and want to replace the barrel...HKP-14564$314.95 -
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...HKP-21994$30.95 -
HK MP5N Barrel - 9mm - 8.85" - Threaded 1/2x32 with 3 Lug
RCM
$179.95RCM HK MP5N 9mm Barrel - Threaded 1/2x32 - 3-Lug This MP5N barrel delivers exceptional value, crafted from premium Cold Hammer Forged Steel and treated with a durable nitride process. It easily...HKP-16967$179.95 -
HK416 Gas Block - Vented
H&K Heckler & Koch
$249.95Heckler and Koch German HK416 and HK MR556 14.5" & 16.5" & 20" Gas Block CompleteHKP-01544$249.95 -
On Sale
HK33K Barrel - 300 BLK - 12.5" - Threaded 5/8x24
RCM
Now: $149.78Was: $234.95RCM HK33K .300 BLK K Length Barrel - Threaded 5/8x24 Each barrel is designed for use with popular AAC-Style quick detach muzzle brakes and suppressors featuring a 5/8x24 thread pitch. It is also...HKP-16952Now: $149.78Was: $234.95 -
HK MP5, SP5 3-Lug Faux Suppressor - Early MP5SD Style
MFI
$167.95HK MP5, SP5 3-Lug Faux Suppressor - Early classic SD Style MFI replicates the classic appearance of an early MP5SD suppressor. This new design enhances the authenticity of your build for those who...HKP-22439$167.95 -
HK P30 Tactical Barrel - .40 S&W - 4.45" - Threaded 14.5x1 LH
RCM
$225.00RCM HK P30 .40 S&W Tactical Barrel - Threaded 14.5x1 LHHKP-16221$225.00