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
HK PSG1, MSG90 Bolt Carrier
H&K Heckler & Koch
$999.95HK German MSG90/PSG1 Bolt Carrier. Rare and hard to find. Now restricted by HK and will only become harder to find.HKP-00538$999.95 -
Out Of Stock
Bolt Head Locking Roller -4, 7.96mm
HKP HK Parts
$8.95HKP HK Parts -4 7.96mm Undersized Roller HK spec under-sized roller that will fit all HK bolt heads including HK91, G3, HK33, HK53, HK93, HK94, MP5, SP89 all clones and the Cetme and its clones. An easy way to remember the size you need to order: Plus...HKP-17558$8.95 -
Out Of Stock
HK MP5 Bolt Carrier Group - Full Auto - Complete - IB DATE CODE
H&K Heckler & Koch
$0.00MP5 Full Auto Bolt Group Complete - IB DATE CODE-NEW OLD STOCK HK German 9mm MP5 full auto bolt carrier IB dated new old stock in 100% working order. These bolt groups are HK German MP5 Limited quantity available. Heckler & Koch bolt...HKP-00662$0.00 -
HK91, G3 Extractor - MKE
MKE
$9.95MKE HK91, G3, PTR Extractor Turkish .308 extractor for HK G3, HK91, PTR, and other G3-pattern rifles. Genuine MKE replacement extractor manufactured from steel for replacing worn, damaged, or broken extractors. Compatible With: HK91,...HKP-22883$9.95 -
HK G36, SL8 Bolt Group Carrier - Incomplete - Semi-Auto
H&K Heckler & Koch
$396.95Heckler and Koch Incomplete Bolt Group Carrier for G36 and SL8 - Semi-Auto Heckler and Koch incomplete bolt group carrier for semi-auto G36 and SL8 platforms. Great as a factory replacement or spare carrier for G36 and SL8 rifles. Compatible...HKP-22868$396.95 -
HK91, G3 Bolt Carrier - .22 LR Conversion - Excellent
H&K Heckler & Koch
$473.95Heckler and Koch German Steel .22 LR Conversion Bolt Carrier for HK91, G3 - Used - Excellent Genuine German HK steel bolt carrier for G3 .22 LR conversion setups. Designed for use in converting compatible G3 pattern rifles to .22 LR with the proper...HKP-22856$473.95 -
On Sale
HK33, HK53, HK93 Extractor - USED
H&K Heckler & Koch
Now: $48.95Was: $67.95HK33, HK53, HK93 Extractor - USED ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. A great replacement for your HK or clone. A high wear item that can become worn,...HKP-00189-USEDNow: $48.95Was: $67.95 -
On Sale
HK91, G3 Bolt Group - Complete - Semi-Auto - USED
H&K Heckler & Koch
Now: $559.95Was: $849.95Heckler and Koch Complete Semi-Auto Bolt Group for HK91, G3 - USED ONLY 1 UNIT AVAILABLE - AS PICTURED Complete factory German semi-automatic bolt group manufactured by Heckler and Koch for HK91 and G3 pattern rifles. Intended for replacement, reference,...HKP-99389Now: $559.95Was: $849.95 -
On Sale
HK UMP40 Bolt Group - Semi-Auto - 40 S&W - USED
H&K Heckler & Koch
Now: $729.95Was: $949.95Heckler and Koch HK UMP40 Bolt Group - Semi-Auto - 40 S&W - USED ONLY 3 UNITS AVAILABLE - VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Complete factory HK bolt group for semi-automatic UMP firearms chambered in .40 S&W. Intended for replacement,...HKP-99388Now: $729.95Was: $949.95 -
On Sale
HK MP5 Bolt Head with Locking Piece - .40 S&W, 10mm - BLEMISHED
H&K Heckler & Koch
Now: $559.95Was: $749.95Heckler and Koch Bolt Head with Locking Piece for HK MP5 .40 S&W and 10mm - BLEMISHED ONLY 7 UNITS AVAILABLE - CONDITION MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED...HKP-99369Now: $559.95Was: $749.95 -
HK MP5K, AP5-P Recoil Guide Rod - 9mm
MKE
$24.95MKE HK MP5K 9mm Recoil Guide Rod Incomplete recoil spring guide rod. Compatible With: MP5K MKE AP5-PHKP-22237$24.95 -
HK MP5 Bolt Carrier - Full Auto - .40 S&W, 10mm - Tungsten
H&K Heckler & Koch
$449.95New HK German MP5 40/10 Factory F/A Bolt Carrier This is the latest and greatest version of the MP5 40 and MP5 10mm carrier. No longer in production or manufactured. Tungsten filled German HK and the real deal.HKP-19390$449.95