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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On Sale
HK MP5F Bolt Group - Complete - BLEMISHED
H&K Heckler & Koch
Now: $1,421.96Was: $4,399.95H&K MP5 F Bolt Group Complete - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The bolt head, bolt carrier, and all F/A-related parts...Now: $1,421.96Was: $4,399.95 -
On Sale
Now: $50.36Was: $55.95 -
Out Of StockOn Sale
HK PTR-32 Bolt Group - Complete - PDW
HKP HK Parts
Now: $303.96Was: $379.95US Made PTR 32 PDW 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 PDW with 8" barrels.Now: $303.96Was: $379.95 -
On Sale
HK MP5K Bolt Carrier - Full Auto - 10mm and .40 S&W
RCM
Now: $142.16Was: $157.95MP5K 40/10 Full Auto Bolt Carrier - Latest Upgraded Version This part is built from billet ordnance steel. This US-made MP5K 40,10 style carrier is made with Tungsten and is heat-treated, providing the finest American-made carrier...Now: $142.16Was: $157.95 -
On Sale
HK MP5F Bolt Group - Complete
H&K Heckler & Koch
Now: $2,699.95Was: $2,999.95H&K MP5 F Bolt Group Complete The bolt head, bolt carrier, and all F/A-related parts have been restricted by HK and will become increasingly harder to find. The F in the MP5F designation was added after the French Military asked HK to "beef"...Now: $2,699.95Was: $2,999.95 -
Out Of StockOn Sale
HK33, HK33K, HK93 Bolt Carrier - Full Auto US - BLEMISHED
RCM
Now: $200.21Was: $359.95RCM HK 99/33/33K Full Auto Bolt Carrier US - Black - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Brand new US...Now: $200.21Was: $359.95 -
On Sale
HK417, MR762 Bolt Head - Complete - E1
H&K Heckler & Koch
Now: $536.36Was: $595.95Heckler and Koch 417 E1 Bolt Head - Complete Rare factory bolt head for the HK417. Compatible With: HK MR762 HK417Now: $536.36Was: $595.95 -
On Sale
HK MP5 Bolt Carrier Group - Complete - 9mm - IB Date Coded - Refinished
H&K Heckler & Koch
Now: $937.46Was: $2,629.95Heckler and Koch MP5 9mm Complete Bolt Carrier Group - Refinished This refinished complete bolt carrier group is the perfect spare or replacement for you HK MP5. Offering reliable performance and durability, it ensures your MP5 stays in top working...Now: $937.46Was: $2,629.95 -
HK MP5, MP5K 40/10 SD 115 Degree Locking Piece
RCM
$44.95RCM HK MP5 & MP5K 40/10 SD 115 Degree Locking Piece Compatible With: MP5/K 10 MP5/K 40$44.95 -
On Sale
Ruger Precision Rifle Bolt Shroud
Tactical Precision MFG
Now: $21.71Was: $89.99Tactical Precision MFG Aluminum Ruger Precision Rifle Bolt Shroud Replacement bolt shroud for Ruger Precision rifles made from machined aluminum and colored in black Cerakote.Now: $21.71Was: $89.99 -
On Sale
HK SL6 Bolt Head - Complete with Locking Piece
H&K Heckler & Koch
Now: $269.95Was: $299.95HK SL6 Bolt Head Complete with Locking Piece New old stock and the last units available from HK. Each combo set is a new HK SL6 bolt head complete and locking piece. New unfired but may have some storage marks or light surface imperfections. Last call as...Now: $269.95Was: $299.95 -
Out Of StockOn Sale
HK PSG1, MSG90 Bolt Carrier
H&K Heckler & Koch
Now: $899.96Was: $999.95HK German MSG90/PSG1 Bolt Carrier. Rare and hard to find. Now restricted by HK and will only become harder to find.Now: $899.96Was: $999.95