Bolt Carrier Groups
Discover top-quality Heckler and Koch bolt carrier groups at HK Parts, including the HK MP5 bolt carrier, HK G3 bolt carrier, and HK93 bolt carrier. Explore our selection of full auto bolt carriers, enhanced bolt carriers, and tungsten-filled bolt carriers for models like the HK416, HK91, and HK MR556. Ensure reliability with factory HK bolt carriers and US-made bolt carriers. Shop now for chrome-lined bolt carriers, firing pin assemblies, and complete bolt heads to maintain 922r compliance and superior performance.
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HK MP5 Recoil Rod Bushing - .40 S&W, 10mm, .357 SIG
H&K Heckler & Koch
$9.95New HK German MP5 40/10/.357 Recoil Rod Guide Ring Bushing For all MP5 40/10 & MP5F Recoil Rods. These will wear and become brittle and torn with age and use. A great item to have on hand for spare parts.HKP-00441$9.95 -
HK MP5 Locking Piece #24 - 90 Degree - Low Impulse - .40 S&W, 10mm
H&K Heckler & Koch
$129.95New HK German MP5 40 or MP5 10mm Low Impulse Locking Piece Marked #24 This is the factory 90-degree locking piece. Used for standard loads with low to average impulses. Compatible With: MP5 10 MP5 40 MP5 .357HKP-00438$129.95 -
On Sale
HK MP5 Bolt Group - 9mm - Full Auto - Complete
H&K Heckler & Koch
Now: $2,245.95Was: $2,874.95H&K HK MP5 9mm Complete Full Auto Bolt Group This is a factory genuine HK German full auto bolt group compiled with the best German parts available for those that need the best parts on their beloved MP5. Last call on these as they are NLA and...HKP-21478Now: $2,245.95Was: $2,874.95 -
HK417, MR762 Cartridge Extractor
H&K Heckler & Koch
$94.95H&K HK MR762/417 Cartridge Extractor Compatible With: HK MR762 HK 417HKP-16842$94.95 -
Out Of Stock
HK417, MR762 Firing Pin - Titanium
HKP HK Parts
$49.95HK MR762 & HK417 Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK MR 762 & HK417 weapon system. Get the...HKP-17768$49.95 -
HK416, MR556 SS Firing Pin
HKP HK Parts
$29.95Firing Pin For HK 416 & MR556 Firearm - USA Made from hardened stainless steel and comes new in the white. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-01756$29.95 -
HK91, G3 Bolt Carrier - Semi Auto
PTR
$249.95New US Made HK91, HK G3, PTR-91 Bolt Carrier - Semi Auto Carrier This part is made to exact H&K specs and with the same material. PTR uses HK factory blueprints for manufacturing and quality control. Manufactured at the PTR facility here in the...HKP-01461$249.95 -
HK MP5 Locking Roller -4 - .40 S&W, 10mm
H&K Heckler & Koch
$19.95H&K Heckler and Koch HK German -4 roller for MP5 40/10 Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production. Please Note: The price listed is per roller. Order...HKP-00337$19.95 -
HK MP5 Bolt Hold Open Axle Roll Pin - .40 S&W, 10mm
H&K Heckler & Koch
$8.95H&K MP5 40/10 Bolt Hold Open Axle Roll PinHKP-01634$8.95 -
HK417, MR762 Axle Extractor Retaining Pin
H&K Heckler & Koch
$8.95H&K HK MR762/417 Axle Extractor Retaining Pin This extractor retaining pin is constructed of durable, black finished, steel and is an OEM factory original H&K component. This retaining pin is designed to fit the HK417 & MR762 model of rifles...HKP-16810$8.95 -
HK91, G3 Bolt Carrier - Full Auto - Tungsten Filled
PTR
$299.95US-Made F/A G3, 91, and PTR-91 Bolt Carrier - Full Auto Carrier - Tungsten Filled PTR uses the exact Heckler & Koch specs and the same steel to manufacture their carriers. PTR uses HK factory blueprints for manufacturing & quality control. This...HKP-01777$299.95 -
HK SP5K Bolt Carrier - Semi Auto - 9mm
H&K Heckler & Koch
$449.95Heckler and Koch HK SP5K 9mm Semi-Auto Bolt Carrier German-made HK SP5K bolt carrier built to the factory semi-auto SP5K specification. This carrier features the correct SP5K closed-front design and semi-auto geometry, making it the proper HK part for...HKP-18207$449.95