HK MP5/K & SP5/K Bolt Carrier Groups

H&K MP5 40/10 Bolt Hold Open Axle Roll Pin  

New HK German factory bolt head assembled and complete. No longer made and out of production get them while you still can. We have the last units available that HK has in stock. Brand new old stock German MP5 40, MP5 10mm bolt head complete. 100% German...

New HK German action 3 style Full Auto Bolt carrier - German HKDesigned to be used with the standard recoil assemblies from an MP5/94 model.Will work in clones and other factory spec firearms.

H&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"...

Used German HK MP5 Firing pin with new F/P Spring. Sold as a set, pull off's from trade in German MP5's.

MP5 German HK Full Auto Bolt Carrier Used

New and the latest manufacturer, just got a few in. They are rare and hard to find as they are now considered "restricted items" by HK. Each is a current HK produced bolt head complete. Perfect for the 9mm HK's or to upgrade clones or custom builds.

This carrier is the latest and greatest MP5 carrier. Will fit all MP5/94's or clones semi or full. These are becoming increasingly hard to find. Get them while you can. This is the newer style that has the open back for the recoil assembly so it does...

MP5K Full Auto Bolt Group "F" Style Complete - GermanEach factory HK MP5K bolt group includes the following: MP5K F/A - F style bolt carrier F style bolt head 100 degree locking piece firing pin firing pin spring recoil rod assemblyExtremely rare...

HK German MP5K Full Auto Bolt Carrier - Latest Style Contour Each bolt carrier will fit all HK MP5K's, SP89, and K-style clones. Tungsten filled latest HK German production.  Compatible with: MP5K, SP89 MP5K-N, MP5K-PDW Clones or other custom...

HK German MP5K & PDW Or SP89 #28 Locking Piece This is the locking piece that is recommended when using a suppressor and 147-grain or heavier bullets. This will slow the rate of fire while suppressed to safe levels. This locking piece is 80 degrees...

HK MP5 40/10 Bolt Head Incomplete  Each bolt head will work and fit on a semi or full-auto MP5 40, 10mm pistol, or rifle. Each bolt head is made from a solid billet, hardened, and polished, just like the expensive and hard-to-find HK German MP5 40...

HK MP5 40/10 Bolt Group Complete Ideal to replace out of spec, worn or broken bolt groups or for that custom build. Each bolt group will work and fit on semi or full auto MP5 40,10mm firearms. This offering is the finest US made bolt head available. Each...

MP5 40 & MP5 10mm US Made - Extra Low Impulse Locking Piece Marked 100 Degree For the MP5 40 or 10mm Firearms. Made out of enhanced material and heat-treated to spec. The #100 degree locking piece is an extra low impulse 40/10 locking piece. To be...

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. 100% Satisfaction Guaranteed. Not to be confused with cheap...

RCM HK MP5-E Full Auto Bolt Group Each bolt group incorporates RCM’s F style carrier, MP5-E bolt head, extractor and 100 degree locking piece. This group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to...

HK MP5, MP5K 9mm Bolt Head Incomplete/Stripped MP5, MP5K 9mm New "action 3 style" made to the same specs & tolerances as the latest HK German bolt heads.Compatible with all: HK MP5,94 HK MP5K, SP89 HK clones or custom builds Perfect for upgrading...

  HK MP5 40/10 Bolt Head Complete - RCM- US Each bolt head incorporates the same enhanced material as all of the new RCM products. Ideal to replace out of spec, worn or broken bolt heads or for that custom build. Each bolt head will work and fit on...

MP5 40 & 10mm Extractor - US Made This part is made to the exact same specs as the HK German extractor final polish included. It is also a great upgrade for the clone CA and Vector builds.

MP5 40, 10mm - Full Auto Bolt Carrier Machined completely from billet ordnance steel. This carrier is made to the latest specs and are Tungsten filled and heat treated providing the finest American made carrier available. Compatible with: MP5 40 MP5...

MP5K 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...

H&K MP5 40/10 Bolt Hold Open Axle Rod This is the German HK MP5 40/10 bold hold open axle rod. Each unit has the 2 pre-drilled holes for activation screw and clamping sleeve. German HK manufacture. Compatible with: MP5 40 MP5 10 MP5 .357 Please...