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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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 -
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 Extractor - .40 S&W, 10mm
RCM
$34.95RCM US Made Extractor for HK MP5 .40 S&W and 10mm This part is made to the exact same specs as the HK German extractor final polish included. It is also a great upgrade for the clone CA and Vector builds.HKP-01969$34.95 -
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 -
Out Of Stock
HK MP5K Recoil Rod Assembly - 9mm
RCM
$54.95RCM HK MP5K Recoil Rod Assembly The recoil rod and spring assembly is a great item to have on hand for replacement and spares as this is a consumable part. Compatible With: HK MP5K NOT compatible with SP5K with the F-style recoil rod MP5K clones and...HKP-22203$54.95 -
PTR-32 Locking Piece - 65 degree
PTR
$67.95PTR-32 (7.62x39) Locking Piece - 65 degree New PTR Locking Piece For PTR-32. Marked "32" for the PTR-32 series of rifles and pistols. This is a 65 degree locking piece. New PTR manufacture. This locking piece will also work for custom HK builds as well.HKP-18520$67.95 -
HK MP5 Locking Roller -2 - .40 S&W, 10mm
H&K Heckler & Koch
$19.95H&K Heckler and Koch -2 roller HK German for HK 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...HKP-00336$19.95 -
HK417, MR762 Firing Pin Retaining Pin
H&K Heckler & Koch
$19.95Heckler and Koch MR762 Firing Pin Retaining Pin This firing pin retaining pin is made from a durable, black finished, steel and is a factory original Heckler and Koch component. This retaining pin is made for the HK417 and HK MR762 model of rifles. This...HKP-16612$19.95 -
HK USP Firing Pin Block - Old Style
H&K Heckler & Koch
$29.95HK USP Series Old Style Firing Pin Block Compatible With: HK USP 45 HK USP 40 HK USP 9mm HK USP Compact 9mm HK USP Compact 357 HK USP Compact 40 HK USP Compact 45HKP-01926$29.95