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 MP5K Bolt Carrier - Full Auto - .40 S&W, 10mm - USA
HKP HK Parts
$149.95HKP MP5K 40/10 Full Auto Bolt Carrier Machined completely from billet ordnance steel. This carrier is made to the latest specs and is Tungsten filled, and heat treated providing the finest American made carrier available. Not to be confused with cheap...HKP-18362$149.95 -
On Sale
HK MP5, MKE AP5 Bolt Head - Stripped - GUNSMITH SPECIAL
Other
Now: $69.95Was: $149.95Turkish Contract HK MP5, MKE AP5 Stripped Bolt Head - GUNSMITH SPECIAL VARYING CONDITION SHOWN - SOLD INDIVIDUALLY Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. The Condition will...HKP-99372Now: $69.95Was: $149.95 -
On Sale
HK MP5 Roller Standard 8mm - .40 S&W, 10mm - BLEMISHED
H&K Heckler & Koch
Now: $12.95Was: $20.95H&K MP5 40/10 Standard 8mm Roller - BLEMISHED MEASURED 8.00mm ROLLER MARKED INCORRECTLY. PACKAGING MAY NOT REFLECT PRODUCT. CONDTION MAY VARY. COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-00338-BNow: $12.95Was: $20.95 -
HK G36K Factory Blank Firing Adapter
H&K Heckler & Koch
$269.95H&K HK G36K Factory Blank Firing Adapter G36K Factory HK blank firing adapter. This adapter is date coded and comes complete with the spring clip installed. Compatible With: G36K exclusivelyHKP-16974$269.95 -
$55.95 -
HK21E, HK23E Recoil Rod Guide Ring
H&K Heckler & Koch
$19.95HK 21E & HK 23E Recoil Rod All Steel Guide RingHKP-02063$19.95 -
HK MP5 Bolt Carrier - Full Auto - .40 S&W, 10mm
H&K Heckler & Koch
$339.95H&K Heckler & Koch New 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-00452$339.95 -
HK MP5 Locking Piece #24 - 90 Degree - Low Impulse - .40 S&W, 10mm
HKP HK Parts
$44.95MP5 40 & MP5 10mm US Made - Low Impulse Locking Piece Marked (Low #24) For the MP5 40 or 10mm Firearms. Made out of enhanced material and heat treated to spec. The # 24 is the 90 degree locking piece. This is also the standard non hi impulse ammo...HKP-18272$44.95 -
On Sale
HK416 A5 Bolt Carrier
H&K Heckler & Koch
Now: $1,549.95Was: $1,997.95H&K HK416 A5 Bolt Carrier Factory HK416 A5 full auto bolt carrier. This carrier is backwards compatible with earlier HK416 A1 and A3 variants. Features the updated captive firing pin retaining system. Compatible With: HK416 A5 HK416 A1 HK416...HKP-22328Now: $1,549.95Was: $1,997.95 -
On Sale
HK 90 Series Locking Roller for Bolt Head - 7.96mm
MKE
Now: $22.95Was: $28.95MKE -4 Roller for Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. Made in Turkey by MKE on HK tooling. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the...HKP-22238Now: $22.95Was: $28.95 -
HK MP5SD, MP5K Locking Piece - 120 Degree - .40 S&W, 10mm
RCM
$44.95RCM HK MP5 & MP5K 40/10 SD 120 Degree Locking Piece Compatible With: MP5, MP5K MP5SDHKP-21524$44.95 -
Out Of Stock
HK G36 Bolt Group Carrier - Incomplete
H&K Heckler & Koch
$495.99HK G36 Bolthead Carrier Incomplete This is not compatible with a HK SL8.HKP-16434$495.99