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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HK G36 Piston Rod
H&K Heckler & Koch
$55.95Heckler and Kock Gas Piston Rod for HK G36 A must have item for HK G36C conversions from SL8's or for spares for your G36C. New HK German factory part. Compatible with: G36HKP-16539$55.95 -
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 -
HK21, HK21E, HK11A1 Extractor Rebuild Kit - 21E and RCM 21-H Bolt Head
RCM
$79.95RCM Extractor Rebuild Kit for HK21, HK21E, HK11A1 and RCM 21-H Bolt Heads Extractor rebuild kit for RCM HK21, HK21E, and HK11A1 21-H bolt heads. Made in the USA from steel, this kit is designed to refresh extractor-related wear components...HKP-22834$79.95 -
PTR91 Extractor - BLEMISHED
PTR
$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 rifles, designed as a replacement extractor for proper...HKP-99457$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 original Heckler and Koch tooling. Compatible With: HK91,...HKP-22160-M$129.95 -
HK91, G3, PTR Bolt Head - Complete - 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 has proven to be one of the best upgrades for...HKP-21903$99.95 -
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 -
Out Of Stock
HK PSG1 Firing Pin Spring
H&K Heckler & Koch
$0.00HK German PSG-1 Firing Pin Spring. New HK German. A Great Item To Have On Hand As A Spare.HKP-00535$0.00 -
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 922r compliant component. Compatible with both 7.62x51mm,...HKP-14140$229.95 -
On Sale
HK MP5K, SP5K Locking Piece #16 - 110 Degree - USED - GUNSMITH SPECIAL
H&K Heckler & Koch
Now: $14.95Was: $44.95HK MP5K, SP5K Locking Piece #16 - 110 Degree - USED - GUNSMITH SPECIAL Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. The Condition will vary from part-to-part vs. the pictured...HKP-19769-BNow: $14.95Was: $44.95 -
Out Of StockOn Sale
HK416, MR556 Buffer Spring - Enhanced - USED
H&K Heckler & Koch
Now: $9.95Was: $23.95HK416, MR556 Buffer Spring - Enhanced - USED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. The HK MR556/416 buffer spring will also work with other AR-15 and M-16 rifles. It is a high-wear item and a...HKP-00039-USEDNow: $9.95Was: $23.95 -
Out Of StockOn Sale
HK33K, HK53 Locking Piece #3 - 58 Degree - New Old Stock
H&K Heckler & Koch
Now: $1,449.95Was: $1,949.95Heckler and Koch HK53 Locking Piece #3 - 58 Degree - New Old Stock ONLY 2 UNITS AVAILABLE - AS PICTURED Priced for ONE Locking Piece - Condition Varies by Unit - Sold Individually Rare genuine German HK #3 locking piece. This is the correct factory...HKP-99315Now: $1,449.95Was: $1,949.95