MP5 / SP5 Bolt Carrier Groups

Bolt Carrier F/A - 9mm - HK Red - MP5 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.  This carrier has been...

H&K MP5 & HK94 Complete Bolt Head - Used Last call! These original HK German MP5 & HK94 bolt heads are now classified as restricted import items by HK making stock extremely limited. Date Code: IA - 1980 IB - 1981 IC - 1982 ID - 1983 IE -...

HKP MP5, HK94 & MP5K 100 Degree Locking Piece - Gunsmith Special - BLEMISHED   GUNSMITH SPECIAL.  THESE UNITS WILL NEED RE-WORK BEFORE USE. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL.   Please Note: Will...

New HK German MP5 40 or MP5 10mm High Impulse Locking Piece Marked #25 This is the 60-degree locking piece that is used for high-impulse ammo, commonly found in +P or +P+ ammo. This locking piece is needed to cycle these hot loads without excessive...

MP5 40,10 +2 Roller New HK German MP5 40/10 +2 roller. Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production.  Please Note: The price listed is per roller. Order 2 (pair)...

HK US MP540  Locking Roller, +6 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need to...

HK US MP540 Undersized Locking Roller, -2 The proper roller size is essential for proper headspacing of bolt gap. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the size you need...

HKP MP5/K 40/10 Locking Piece - Extra Low Impulse - Gunsmith Special - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require work...

MP5 40/10 Threaded Bolt Catch For Magazine Follower This is the small threaded screw that fits into the bolt-hold-open axle and makes contact with the magazine follower to activate the bolt-hold-open. A small but critical part is to keep spares on hand,...

HK German MP5 40/10 -4 roller Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for...

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 their beloved MP5. Last call on these as they are NLA and...

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.