MP5 / SP5 Bolt Carrier Groups

MP5 / SP5 Bolt Carrier Groups

Shop our premium selection of MP5/SP5 bolt carrier groups for smooth, reliable cycling and performance. Built to H&K standards, our bolt carrier groups offer the durability and precision you expect for your MP5/SP5, ensuring your firearm operates flawlessly under any conditions.

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  • New - H&K MP5SD 9mm Locking Piece - HKP-00135 HK MP5SD Locking Piece - 9mm
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    HK MP5SD Locking Piece - 9mm

    H&K Heckler & Koch

    $179.95
    HK German MP5SD Factory Locking Piece MP5 "action" SD locking piece is the current factory-correct locking piece for the MP5SD. For optimal results, use the action 3 or F bolt head for the most reliable feeding and extraction.  These upgrades work...
    $179.95
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  • New - HKP MP5 F & MP5 40,10 Recoil Rod Assembly - HKP-17833 HK MP5 F & MP5 40,10 Recoil Rod Assembly
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    HK MP5 F & MP5 40,10 Recoil Rod Assembly

    HKP HK Parts

    $49.95
    MP5 F, MP5 40/10 Recoil Spring Rod Assembly Complete - Extra Power This is the correct MP5F or MP5 40/10 Recoil Rod assembly with the proper parts and size. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for...
    $49.95
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  • Used - HK German -2 Locking Roller Standard 7.98mm - Used - HKP-20600 HK German -2 Locking Roller Standard 7.98mm - Used
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    HK German -2 Locking Roller Standard 7.98mm - Used

    H&K Heckler & Koch

    $9.95
    HK German Locking Roller Standard 7.98mm - Used The proper roller size is essential for proper head spacing and bolt gap. Used German German-made -2 or 7.98mm roller, each roller is priced per roller. Used HK German. HK locking roller, -2, 7.98mm. HK...
    $9.95
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    New - H&K MP5 40/10 Bolt Hold Torsion Spring - HKP-00455

    HK MP5 Elbow Spring - Cocking Lever

    H&K Heckler & Koch

    $39.95
    MP5 40, 10 Bolt Hold Torsion Spring This is the factory spring used to activate the bolt hold-open lever. Great spare and needed part to have on hand.
    $39.95
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  • New - HKP HK MP5/MP5K Extractor - Enhanced Coated Polish - HKP-22181-M HK MP5, MP5K Extractor - Enhanced Coated Polish
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    HK MP5, MP5K Extractor - Enhanced Coated Polish

    HKP HK Parts

    $44.95
    HKP HK MP5/MP5K Extractor - Enhanced Coated Polish  Built for dependable performance, this polished and coated extractor delivers smooth cycling and consistent extraction. A great choice for both upgrades and routine replacements. Compatible...
    $44.95
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  • New - H&K MP5 40/10 Bolt Hold Open Lever - HKP-01471
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    HK MP5 Bolt Catch Lever- 10mm / .40 S&W

    H&K Heckler & Koch

    $74.95
    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 25 Dillon
    $74.95
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  • New - H&K MP5F & MP5 40,10 Recoil Rod Assembly - HKP-00133 HK MP5 Rod - Recoil - Complete Assembly
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    HK MP5 Rod - Recoil - Complete Assembly

    H&K Heckler & Koch

    $79.95
    German HK MP5F Recoil Assembly This is the factory-correct MP5F or MP5 40/10 Recoil Rod assembly. Most commonly used for MP5's that are using +P or +P+ ammunition or any high impulse 9mm. Or for all MP5 40 or 10-mm bolt groups. A great upgrade to have...
    $79.95
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  • New - HKP MP5 40/10 Bolt Hold Open Axle Rod & Pin Combo - HKP-17405 HK MP5 Axle Rod and Pin Combo - Bolt Hold Open - 10mm / .40 S&W
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    HK MP5 Axle Rod and Pin Combo - Bolt Hold Open - 10mm / .40 S&W

    HKP HK Parts

    $49.95
    HK MP5 40, MP5 10 Bolt Hold Open Axle Rod & Pin Combo Each bolt hold open rod axle includes the 2 pre-drilled holes for the threaded activation screw and the clamping sleeve. This offering includes both the axle rod and the threaded screw for the...
    $49.95
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  • Out Of Stock
    New - H&K -2 Roller For Bolt Head 7.98mm - Under-sized - HKP-00505 HK -2 Roller For Bolt Head 7.98mm - Under-sized

    HK -2 Roller For Bolt Head 7.98mm - Under-sized

    H&K Heckler & Koch

    $19.95
    H&K -2 Roller For Bolt Head 7.98mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. New HK German not surplus or used goods. German-made -2 roller. Please Note: The price listed is per roller. Order 2 (pair) for...
    $19.95
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  • New - MKE HK MP5/K 9mm Extractor - HKP-21919 HK MP5, MP5K Extractor - 9mm - MKE
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    HK MP5, MP5K Extractor - 9mm - MKE

    MKE

    $19.95
    MKE HK MP5/K 9mm Extractor Keep your MP5 or MP5K running strong with this MKE 9mm extractor. Perfect for replacing a worn part or completing a build, it’s made to HK specs for smooth, reliable performance you can count on. Compatible With: HK...
    $19.95
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  • Out Of Stock
    New - POF MP5, HK94, MP5K, SP89 & SP5K Firing Pin - HKP-18264 HK MP5, HK94K, SP89 Firing Pin

    HK MP5, HK94K, SP89 Firing Pin

    POF

    $24.95
    HK Contract MP5, HK94 Firing Pin - POF Made from HK prints and tooling in the POF factory. The USA and German HK offering are a better offering with tighter tolerances and better materials. Compatible With: MP5 HK94 MP5K SP89 SP5K All 9mm, 40/10mm...
    $24.95
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  • New - H&K MP5 40/10 Extractor - HKP-00410 HK MP5 40/10 Extractor
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    HK MP5 40/10 Extractor

    H&K Heckler & Koch

    $69.95
    New HK MP5 40/10/.357 Latest Production 1.4mm Extractor This is the latest and greatest upgraded extractor made by HK. This is also a great upgrade for the many out-of-spec clones out there. Compatible With: MP5 40 MP5 10 MP5 .357
    $69.95
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