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 PTR-32 Bolt Group - Complete
HKP HK Parts
$359.95US Made PTR 32 Bolt Group Complete Semi-Auto. Factory correct bolt head and locking piece for use in the PTR 32 chambered in 7.62X39. Brand new May 2015 manufacture. This is the correct bolt for all PTR 32 rifles with 12"and 16" barrels.HKP-17388$359.95 -
Out Of Stock
HK91, G3 7.92mm Roller - (-8)
H&K Heckler & Koch
$0.00HK German Factory -8 Roller 7.92mm in size New HK German negative 8 (7.92mm) that is used for proper head spacing. Hard to find a factory HK roller in this size. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt...HKP-00346$0.00 -
Out Of Stock
HK91, G3 #17 Locking Piece - 36 Degree
H&K Heckler & Koch
$0.00HK German #17 Locking Piece - 36 Degree One of the best ways to slow down & tame that 21). Can also be used for HK91/G3 special projects such as suppressors, & heavier than normal loads. This is also the factory correct locking piece for all...HKP-00581$0.00 -
Out Of Stock
HK91, G3 Bolt Group - Full Auto - Rhinemetall Carrier
H&K Heckler & Koch
$0.00German Rhinemetall G3, 91 F/A Bolt Group Complete Each Bolt group includes the following factory HK parts: Complete Bolt Head Assembled (extractor, extractor spring, roller retainer plate and rollers) >Firing pin >Firing pin spring >HK91/G3...HKP-00357$0.00 -
Out Of Stock
HK53 Bolt Carrier - Full Auto
H&K Heckler & Koch
$0.00Heckler and Koch German HK53 Full Auto Bolt Carrier Brand new HK German tungsten filled HK53 factory bolt carrier complete. The real deal not cut down HK33 carrier. This is the factory fresh, factory correct HK53 bolt carrier. Fits all: HK53 Custom HK53...HKP-00476$0.00 -
Out Of Stock
HK33, HK53, HK93 Locking Piece #7 - 55 Degree - Factory
H&K Heckler & Koch
$0.00H&K 93/53/33 (5.56/.223) #7 Factory Locking Piece New HK German 93, 33 # 7 55 degree Factory Locking Piece Made and found on stock HK93, 33 firearms. New HK German manufacture. Compatible With HK 93/53/33HKP-00699$0.00 -
Out Of Stock
HK53 Bolt Carrier Group, Complete - Full Auto
H&K Heckler & Koch
$0.00Heckler and Koch German HK53 Factory Full Auto Bolt Carrier Group Complete. Includes: HK53 full auto, tungsten filled bolt carrier complete- German HK53 bolt head complete with all parts- German HK53 US manufactured # 3 locking piece- US HK53 Firing...HKP-00475$0.00 -
Out Of Stock
HK33, HK33K, HK93 Recoil Rod Assembly
H&K Heckler & Koch
$0.00HK German HK 33, HK33K, HK 93, Recoil Rod Assembly Complete New HK German Manufacture. A Great Upgrade For Your HK93/33, V93, C93 custom build or HK Clone. A must have replacement part as these are prone to wear. Fits all: HK 93 HK 33K HK 33 Clone and...HKP-00478$0.00 -
Out Of Stock
HK33, HK53, HK93 Bolt Head, Complete
H&K Heckler & Koch
$0.00HK German .223 Bolt Head Latest bolt version direct from Heckler and Koch Germany. Comes complete with: Extractor Extractor Spring 8mm Rollers (x 2) Roller Retainer Plate & Pin Compatible with: HK 93 HK 53 HK 33HKP-00482$0.00 -
Out Of Stock
HK MP5 Bolt Head, Complete - .40 S&W / 10mm
H&K Heckler & Koch
$0.00New HK German factory bolt head assembled and complete. No longer made and out of production get them while you still can. We have the last units available that HK has in stock. Brand new old stock German MP5 40, MP5 10mm bolt head complete. 100% German...HKP-00451$0.00 -
Out Of Stock
HK Roller Sear For Burst Trigger Packs
H&K Heckler & Koch
$0.00H&K Roller Sear For Burst Trigger Packs New HK German Roller Sear for SEF & Navy trigger packs. This is the newer style "roller" type not the older friction type of sear. This item is also referred to as the catch with roller but more commonly...HKP-01711$0.00 -
Out Of Stock
HK MP5 Bolt Group - Complete - "Action 3"
H&K Heckler & Koch
$0.00H&K MP5 "Action 3" Bolt Group Complete New HK German MP5 "Action 3" Bolt Group Complete. Includes the following: MP5 Action 3 Bolt head complete, MP5 Full Auto Bolt Carrier (newer F style), MP5 Firing pin, MP5 Firing pin spring, 100 MP5 Degree...HKP-00129$0.00