H&K Heckler & Koch

H&K 90 Series Barrel Retaining Pin - 5.015mm Each barrel pin is used for installing a new or replacement barrel. HK suggests using a new factory barrel pin when installing or reinstalling an HK...

MP5 9mm Bolt Carrier Action 3 Designed to be used with the standard recoil assemblies from an HK MP5 or HK94 model. Will work in clones and other factory-spec firearms. HK MP5 A2, A3, SD, and N...

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...

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...

HK MP5 Full Auto Bolt Carrier - USED Genuine German-made MP5 used bolt carrier. Compatible With: HK MP5

MP5 Full Auto Bolt Group Complete - IB DATE CODE-NEW OLD STOCK HK German 9mm MP5 full auto bolt carrier IB dated new old stock in 100% working order. These bolt groups are  HK German MP5 ...

MP5 40, MP5 10 Bolt Hold Open Lever - German HK - New  A great upgrade for the out-of-spec and sub-par quality part found on clone builds. Compatible With: MP5 40 MP5 10mm MP5 .357 Sig MP5 9 X...

H&K HK MP5 9mm Complete Full Auto Bolt Group This is a factory genuine HK German full auto bolt group compiled with the best German parts available for  those that need the best parts on...

H&K MP5 "Action 3" Bolt Group Complete New HK German MP5 "Action 3" Bolt Group Complete. Includes the following: MP5 Action 3 Bolt head complete, MP5 Full Auto Bolt Carrier (newer F style), MP5...

Heckler and Koch Bolt Head with Locking Piece for HK MP5 .40 S&W and 10mm - BLEMISHED ONLY 7 UNITS AVAILABLE - CONDITION MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS...

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...

Heckler and Koch HK MP5 Bolt Hold Open Axle Rod - 10mm, .40 S&W, .357 SIG 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...