HK91 / G3 / HK51 Bolt Carrier Groups
Ensure flawless operation in your HK G3/91 series rifle. Select from original HK bolt carrier groups, US-made variants, and performance-enhanced options for smoother cycling.
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Out Of Stock
HK91, G3 Complete Semi Bolt Group
HKP HK Parts
$339.95US Made HK 91/G3 Semi-Auto Bolt Group Complete - New Each bolt group is built using HK factory prints and specs here in the US. As a bonus, each bolt group counts as two US parts for US 922r...HKP-01473$339.95 -
On Sale
HK91, G3, HK93, HK53 Extractor Spring - Used
H&K Heckler & Koch
Now: $3.74Was: $6.74Heckler and Koch German Used Extractor Spring for HK91, G3, HK93, HK53 Factory HK German used extractor spring for HK91, G3, HK93, and HK53 pattern firearms. The extractor spring is one of the most...HKP-00188-USEDNow: $3.74Was: $6.74 -
On Sale
HK91, G3, FMP Locking Piece - USED
H&K Heckler & Koch
Now: $6.70Was: $14.95Heckler and Koch Locking Piece for HK FMP HK91 and G3 - USED SOLD INDIVIDUALLY. USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOHKP-16712-USEDNow: $6.70Was: $14.95 -
HK91, G3 Bolt Head - Stripped
$96.95New US Made Bolt Head- Incomplete: CNC machined from HK blueprints to precise tolerances that use the proper steel and heat-treat processes. You WILL NOT find a better quality offering of HK Parts...HKP-16636$96.95 -
HK PTR PDW Bolt Group - Complete
HKP HK Parts
$379.95US Made PTR Bolt Group Complete Semi-Auto 308. Factory correct bolt head and locking piece for use in the PTR PDW chambered in 7.62X51 or 308. Brand new May 2015 manufacture. This is the correct...HKP-17389$379.95 -
HK 90 Series Locking Roller for Bolt Head - 7.96mm
MKE
$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:HKP-22238$28.95 -
On Sale
PTR91 Extractor - BLEMISHED
PTR
Now: $7.46Was: $12.95PTR Extractor for PTR91 - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. PTR extractor for PTR91...HKP-99457Now: $7.46Was: $12.95 -
HK91, G3 Bolt Carrier - Full Auto - Surplus
H&K Heckler & Koch
$129.95Surplus Full-Auto Steel Bolt Carrier for HK91, G3 SOLD INDIVIDUALLY - VARYING CONDITION SHOWN Used full-auto steel bolt carrier for HK91 and G3 pattern rifles. Manufactured by HK, EBO, or FMP on...HKP-22160-M$129.95 -
HK91, G3 Bolt Head - Complete - Used
H&K Heckler & Koch
$179.95Heckler and Koch Complete Bolt Head for HK91 and G3 - Used Complete used bolt head for HK91 and G3 pattern rifles. Ideal as a replacement part for worn or damaged assemblies, or as a spare for future...HKP-22527$179.95 -
HK91, G3, PTR Bolt Head - Complete- EBO - Used
EBO
$99.95EBO HK G3 & HK 91 & PTR Bolt Head Complete - Used Greek HK Contract Date Coded EBO bolt head is manufactured in Greece by Hellenic Arms Industry, utilizing HK tooling and prints. Since the 1980s, it...HKP-21903$99.95 -
PTR PDW Bolt Carrier - Semi Auto - 7.62x39 and 7.62x51
PTR
$229.95PTR PDW Semi Auto Carrier - US Made Semi-automatic bolt carrier manufactured by PTR in the United States using HK-pattern specifications. Designed for PTR PDW platforms and counts as one U.S.-made...HKP-14140$229.95 -
HK91, G3 Bolt Carrier - Full Auto - SURPLUS
H&K Heckler & Koch
$149.95Heckler and Koch Factory F/A Bolt Carrier for HK G3 and HK91 - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Surplus factory H&K full-auto steel bolt carrier for the G3...HKP-22161$149.95