HK45 Barrels
HKParts has all types of HK45 barrels, from micro comps to paddle holsters and everything in between. We carry the perfect replacement barrels for your HK45. Reach out with any questions you may have. Shop HKParts today!
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H&K HK .45 ACP Pistols Barrel O-Ring - Green
H&K Heckler & Koch
$4.95A rare find as we have found a small lot of the original HK German green colored HK .45 O-rings. Get them while you can as they are no longer available in green. The green o-rings were first used when HK introduced the use of o-rings on the Mark 23...HKP-01984$4.95 -
HKP HK .45 Barrel O-Ring All Caliber Pistols - Red
HKP HK Parts
$4.95A rare find as we have found a small lot of HK red-colored HK .45 O-rings. All HK o-rings are still made of the same material as the newer black o rings only in the HK red color.A great spare and a much-needed part for your HK barrel. This part is a...HKP-19316$4.95 -
H&K HK 45C/45C Tactical Threaded Barrel - Black
H&K Heckler & Koch
$339.95HK45C, HK45CT Tactical Threaded Barrel New HK German HK45C threaded tactical barrel. A drop in barrel for the HK45C Heckler & Koch Genuine Part Threaded For Use With Suppressors Threaded 16 x 1 Left Hand Twist Cold hammer-forged 4.5" barrel Please...HKP-01036$339.95 -
Thread Protector HK45, H45C, USP .45 & USPC .45 16 x 1 - Titanium
$24.95Solid Titanium .45 caliber tactical thread protector, cap fits all HK 45 cal full size & compact barrels threaded 16mm X 1mm left hand thread. A must have item to protect your threaded barrels, exposed threads & your HK pistol investment. Fits...HKP-17942$24.95 -
Out Of Stock
RCM HK 45/45 Tactical 16 X 1 Threaded Barrel - Black
RCM
$259.95RCM HK45 Threaded Barrel With HK German Thread Protector & O-ring InstalledUS made HK45 tactical threaded barrel for use with a wide variety of flash hiders & sound suppressors.To make this offering an even greater value based package. Each HK45...HKP-08926$259.95 -
Out Of Stock
H&K HK 45/45 Tactical Threaded Barrel - Black
HKP HK Parts
$339.95H&K HK 45/45 Tactical Threaded Barrel - Black 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 HK45 full-size pistols. No gunsmith is required as this...HKP-01207$339.95 -
RCM HK 45C/45C Tactical .578 X 28 Threaded Barrel - Black
RCM
$279.95HK45C, HK45C Tactical Threaded Barrel .578 X 28 - USUS made HK45C & HK45C Tactical threaded barrel for use with a wide variety of flash hiders & sound suppressors. This is a special offering as a factory HK45C Tactical barrel is threaded metric...HKP-17449$279.95 -
H&K HK 45C German Barrel
H&K Heckler & Koch
$234.95HK45C German BarrelGenuine Heckler & Koch HK45 Compact standard length factory barrel. Great item to have as a spare. Special pricing on our current inventory. Non-threaded factory HK45C barrel.HKP-01641$234.95 -
HKP HK45 .578 X 28 Thread Protector
HKP HK Parts
$19.95Thread Protector - .578 X 28 - US - HK45The new US-made .45 caliber tactical thread protector, the cap fits all HK spec .45 cal full size & compact barrels threaded .578 X 28 right-hand thread. A must-have item to protect your threaded barrels,...HKP-19514$19.95 -
HKP HK 45/45C/USP/USPC .578 X 28 Thread Protector - Black
HKP HK Parts
$14.95HKP HK 45/45C/USP/USPC .578 X 28 Thread Protector - Black The new US-made .45 caliber tactical thread protector, the cap fits all HK spec .45 cal full size & compact barrels threaded .578 X 28 right-hand thread. A must-have item to protect your...HKP-17623$14.95 -
RCM HK45C/45T Compact Threaded Barrel - 16x1mm - Black
RCM
$289.95HK45C, HK45C Tactical Threaded Barrel 16x1mm - USUS made HK45C & HK45C Tactical threaded barrel for use with a wide variety of flash hiders & sound suppressors. This is a special offering as a factory HK45C Tactical barrel is threaded metric 16...HKP-20131$289.95 -
Out Of Stock
H&K HK 45 German Barrel - Black
H&K Heckler & Koch
$0.00New HK45 German manufacture Cold Hammer Forged Factory Barrel. Perfect replacement barrel or for those that have an HK45 Tactical model and want to replace the barrel with a non-threaded barrel.HK45HK45 TacticalThis is NOT the same barrel for the USP45...HKP-14564$0.00