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, HK94 Recoil Guide Rod
H&K Heckler & Koch
$14.95New HK German MP5, 94 Recoil Guide Rod BarHKP-01054$14.95 -
HK417, MR762 Bolt Group - Complete - DMR
H&K Heckler & Koch
$899.95H&K HK MR762 Bolt Group Complete DMRHKP-16627$899.95 -
HK MP5 Bolt Head, Complete - .40 S&W / 10mm
RCM
$211.95HK MP5 40/10 Bolt Head Complete - RCM- US Each bolt head incorporates the same enhanced material as all of the new RCM products. Ideal to replace out of spec, worn or broken bolt heads or for that custom build. Each bolt head will work and fit on...HKP-02664$211.95 -
HK SP5K Carrier - Semi Auto
RCM
$159.95RCM HK SP5K Semi Auto Carrier SP5K semi-auto carrier machined completely from billet ordnance steel. RCM US made SP5K carrier is made to the most updated and latest SP5K specs and more. Tungsten filled, heat treated, phosphate finish and all...HKP-20983$159.95 -
Out Of Stock
HK UMP .45 Semi-Auto Bolt Group - Complete
Michaels Machines
$749.95Michaels Machines HK UMP .45 Semi-Auto Bolt Group - Complete MM’s UMP Tungsten filled UMP .45 bolt carrier complete. Heat treated, parkarized and polished for the best look and function possible, as an added bonus it now includes German HK...HKP-20627$749.95 -
HK UMP .40 Semi-Auto Bolt Group - Complete
$649.95Michaels Machines HK UMP .40 Semi-Auto Bolt Group - Complete MM’s UMP tungsten filled UMP .40 bolt carrier. Heat treated, parkarized and polished for the best look and function possible, as an added bonus it now includes German HK internals which...HKP-20626$649.95 -
Out Of Stock
HK UMP45 Bolt Group
$369.95HK UMP .45 Tungsten Filled Semi Auto Bolt Group Complete. The semi auto bolt group is required for HK USC to HK UMP caliber conversions. Comes complete less the recoil assembly. Specifications: Tungsten filled Heat treated ParkerizedHKP-18751$369.95 -
HK23E Recoil Spring - 5.56/.223
H&K Heckler & Koch
$79.95New German HK Factory HK23E Recoil SpringHKP-02001$79.95 -
HK MP5SD Locking Piece - 110 Degree
HKP HK Parts
$49.95MP5 40 & MP5 10mm SD 110 Degree Locking Piece - USA Made in the USA from an enhanced material and heat treated to factory specifications. Each US made MP5 40/10 SD 110 degree locking price is designed for use with the MP5 40/10 SD variants...HKP-18274$49.95 -
HK MP5K, SP89 Bolt Carrier - Full Auto - 9mm
H&K Heckler & Koch
$1,949.95HK German MP5K Full Auto Bolt Carrier - Latest Style Contour Each bolt carrier is designed to fit all HK MP5K's, SP89, and K-style clones seamlessly. Crafted from the latest tungsten-filled HK German production, these are the final units available,...HKP-00385$1,949.95 -
HK MP5, MP5K Recoil Rod Stop Pin
H&K Heckler & Koch
$14.99HK German MP5 & MP5K Recoil Rod Stop Pin New HK German manufacture a great spare or replacement item to have on hand. Compatible With: MP5, 94, SP5 MP5K, SP89, SP5KClones or other custom buildsHKP-17421$14.99 -
HK MP5F Bolt Carrier - Full Auto - 9mm
H&K Heckler & Koch
$1,949.95H&K MP5F 9mm Full Auto Bolt Carrier This carrier is the latest and greatest MP5 carrier. Will fit all HK MP5 and HK94's or clones semi or full. These are becoming increasingly hard to find. Get them while you can. This is the newer style that has...HKP-00092$1,949.95