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 - HKP HK MP5/MP5K Extractor - Enhanced Coated Polish - HKP-22181-M HK MP5, MP5K Extractor - Enhanced Coated Polish

    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...
    HKP-22181-M
    $44.95
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  • New - MKE HK MP5/K 9mm Extractor - HKP-21919 HK MP5, SP5K Extractor - 9mm
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    HK MP5, SP5K Extractor - 9mm

    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 MP5,...
    HKP-21919
    $19.95
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  • New - H&K MP5 40/10 Bolt Hold Torsion Spring - HKP-00455
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    HK MP5 Bolt Hold Torsion Spring - 10mm / .40 S&W

    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.
    HKP-00455
    $39.95
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  • New - HKP HK MP5 Enhanced Recoil Spring - HKP-22209
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    HK MP5 Recoil Spring - Enhanced

    HKP HK Parts

    $16.95
    HKP HK MP5 Enhanced Recoil Spring The HK Parts enhanced recoil spring offers a 5% increase in strength over the factory MP5 spring. Ideal for high round count firearms, suppressed setups, or simply to improve longevity. Won't fit F style recoil rods or...
    HKP-22209
    $16.95
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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
    HKP-01471
    $74.95
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  • HK MP5, SP5K Extractor Spring - 9mm HK MP5, SP5K Extractor Spring - 9mm
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    HK MP5, SP5K Extractor Spring - 9mm

    MKE

    $6.95
    MKE HK MP5, MP5K - Extractor Spring - 9mm Extractor spring for all 9mm HK variants including clones. This spring is the #1 repair & replacement item for the MP5 and MP5K family of firearms. Compatible With: HK MP5 HK MP5K HK SP5 HK SP5K HK94 HK...
    HKP-22481
    $6.95
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  • New - HKP MP5 40/10 Bolt Hold Open Axle Rod & Pin Combo - HKP-17405 HK MP5 Axle Rod and Pin, Bolt Hold Open - 10mm / .40 S&W
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    HK MP5 Axle Rod and Pin, 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...
    HKP-17405
    $49.95
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  • New - HKP HK MP5 40 Locking Roller +4 - HKP-17562
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    HKP HK MP5 40 Locking Roller +4

    HKP HK Parts

    $11.95
    HK US MP540 Undersized Locking Roller, +4 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-17562
    $11.95
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  • New - HKP HK MP5 40 Locking Roller -4 - HKP-17561
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    HKP HK MP5 40 Locking Roller -4

    HKP HK Parts

    $11.95
    HK US MP540 Undersized Locking Roller, -4 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-17561
    $11.95
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    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...
    HKP-00505
    $19.95
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  • New - H&K MP5 40/10 Extractor - HKP-00410 HK MP5 Extractor - 10mm / .40 S&W / .357 SIG
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    HK MP5 Extractor - 10mm / .40 S&W / .357 SIG

    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
    HKP-00410
    $69.95
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  • New - RCM MP5 40/10 High Impulse Locking Piece #25 - HKP-15149
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    HK MP5 40/10 High Impulse Locking Piece #25 US

    RCM

    $44.95
    MP5 40 & MP5 10mm High Impulse Locking Piece Marked #25 Made in the US from an enhanced material and heat treated to factory specifications. Each US-made MP5 40/10 60-Degree Locking Piece is used for high-impulse ammo commonly found in...
    HKP-15149
    $44.95
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