HK91 / G3 / HK51 Bolt Carrier Groups

HKP HK Parts -4 7.96mm Undersized Roller HK spec under-sized roller that will fit all HK bolt heads including HK91, G3, HK33, HK53, HK93, HK94, MP5, SP89 all clones and the Cetme and its clones. An easy way to remember the size you need to order: Plus...

Heckler 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 frequently replaced parts on HK firearms and is a...

PTR 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...

Heckler and Koch Complete Semi-Auto Bolt Group for HK91, G3 - USED ONLY 1 UNIT AVAILABLE - AS PICTURED Complete factory German semi-automatic bolt group manufactured by Heckler and Koch for HK91 and G3 pattern rifles. Intended for replacement, reference,...

German  G3, 91 F/A Bolt Group CompleteEach 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 locking piece...

US 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.

HK 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...

Heckler and Koch German #17 Locking Piece - 36 Degree One of the best ways to slow down and tame that HK21). Can also be used for HK91/G3 special projects such as suppressors, & heavier than normal loads. This is also the factory correct locking...

HK German G3 .22 Caliber Conversion Extractor  These are no longer in production and are hard to find. In many cases, the .22 conversion kits out there have old or worn-out extractors.  Compatible With All Of The Factory HK .22 Kits: G3,...

German 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...