MP5 / SP5 Series

MP5 / SP5 Series

Discover the ultimate selection of MP5 and SP5 parts and accessories for your H&K firearms. Whether you're upgrading, building, or maintaining your MP5/SP5, we offer premium H&K components like handguards, barrels, magazines, and bolt carrier groups. Shop HK Parts for unmatched reliability and performance for all your MP5/SP5 needs.

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  • New - H&K MP5 40/10 Recoil Rod Bushing - Black - HKP-00441 HK MP5 Recoil Rod Bushing - .40 S&W, 10mm, .357 SIG
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    HK MP5 Recoil Rod Bushing - .40 S&W, 10mm, .357 SIG

    H&K Heckler & Koch

    $9.95
    New HK German MP5 40/10/.357 Recoil Rod Guide Ring Bushing For all MP5 40/10 & MP5F Recoil Rods. These will wear and become brittle and torn with age and use. A great item to have on hand for spare parts.
    HKP-00441
    $9.95
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  • New - HKP HK MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug - HKP-16402 HK MP5 Barrel - .40 S&W - Threaded 9/16x24 with 3 Lug
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    HK MP5 Barrel - .40 S&W - Threaded 9/16x24 with 3 Lug

    HKP HK Parts

    $249.95
    HKP HK MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug Newly manufactured US Made MP5 .40 S&W barrel that is 3-lugged and threaded with matching thread protector. This is a barrel offering that is made to the highest standards and tolerances and...
    HKP-16402
    $249.95
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  • New - H&K MP5 40/10 Low Impulse Locking Piece #24 - HKP-00438 HK MP5 Locking Piece #24 - 90 Degree - Low Impulse - .40 S&W, 10mm
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    HK MP5 Locking Piece #24 - 90 Degree - Low Impulse - .40 S&W, 10mm

    H&K Heckler & Koch

    $129.95
    New HK German MP5 40 or MP5 10mm Low Impulse Locking Piece Marked #24 This is the factory 90-degree locking piece. Used for standard loads with low to average impulses. Compatible With: MP5 10 MP5 40 MP5 .357
    HKP-00438
    $129.95
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  • Out Of Stock
    New - H&K MP5 A3 Retractable Stock Sling Attachment Bar- Weldable - HKP-17427 HK MP5 A3 Retractable Buttstock Sling Attachment Bar - Weldable

    HK MP5 A3 Retractable Buttstock Sling Attachment Bar - Weldable

    H&K Heckler & Koch

    $9.95
    HK MP5 A3 Retractable Stock Sling Bar This part offering is a factory German HK part new unpainted and ready to weld to your application. Can also be used for upgrading a non-ambi stock to an ambi stock by attaching the sling bar to the A3 stock...
    HKP-17427
    $9.95
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    $9.95
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  • On Sale
    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1 HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1
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    HK MP5, MKE AP5 Trigger Housing - 9mm - Contoured - 0,1

    MKE

    $42.95 - $59.95
    MKE AP5, HK MP5 Contoured Trigger Housing - 0,1 This contoured trigger housing is manufactured by MKE for MP5 and AP5 pattern firearms. Designed for 9mm platforms, it provides a factory-correct housing option for MP5-style trigger group assemblies...
    HKP-99361-M
    $42.95 - $59.95
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  • On Sale
    New - MKE AP5, MP5 Front Sight Tower - HKP-22220 HK MP5, AP5 Front Sight Tower
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    HK MP5, AP5 Front Sight Tower

    MKE

    Now: $37.46
    Was: $49.95
    MKE AP5, MP5 Front Sight Tower The front sight tower is a critical component for a perfect build. The MKE front sight tower is great option for new builds or replacement of damaged units. Compatible With: Century Arms AP5 Century Arms AP5K/M Clones with...
    HKP-22220
    Now: $37.46
    Was: $49.95
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  • Out Of Stock
    RCM HK MP5 Recoil Rod Assembly HK MP5 Recoil Rod Assembly

    HK MP5 Recoil Rod Assembly

    RCM

    $54.95
    RCM HK MP5 Recoil Rod Assembly The recoil rod and spring assembly is a great item to have on hand for replacement and spares as this is a consumable part. Compatible With: HK MP5 NOT compatible with SP5 with the F-style recoil rod MP5 clones and custom...
    HKP-22202
    $54.95
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    $54.95
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  • On Sale
    New - HK MP5K .357 Sig Barrel - 3 Lug - Threaded 1/2x32 - Gunsmith Special - HKP-99177 HK MP5K Barrel - .357 Sig - Threaded 1/2x32 with 3 Lug - Gunsmith Special
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    HK MP5K Barrel - .357 Sig - Threaded 1/2x32 with 3 Lug - Gunsmith Special

    USA

    Now: $59.95
    Was: $289.95
    HK MP5K .357 Sig Barrel - 3 Lug - Threaded 1/2x32 - Gunsmith Special  Unfinished US-Made MP5K .357 Sig barrel. Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. Condition will...
    HKP-99177
    Now: $59.95
    Was: $289.95
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  • New - B&T 39mm QD Skeleton Mount for Aimpoint ACRO - HKP-21730-M Picatinny Optic Mount - 39mm - Skeleton Mount - Aimpoint ACRO
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    Picatinny Optic Mount - 39mm - Skeleton Mount - Aimpoint ACRO

    B&T Brugger & Thomet

    $150.00
    B&T 39mm QD Skeleton Mount for Aimpoint ACRO The B&T QD "Skeleton" mount for Aimpoint® Acro offers a 39mm elevated profile for improved sight alignment, ideal for night vision setups requiring clearance over forward-mounted IR devices. Its...
    HKP-21730-M
    $150.00
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  • Out Of Stock
    New - KCI HK MP5 Locking Plate - HKP-21377 HK MP5 Magazine Locking Plate - 30 Round

    HK MP5 Magazine Locking Plate - 30 Round

    KCI

    $3.49
    KCI HK MP5 Locking Plate Spare locking plate for KCI MP5 30 round magazines. Compatible With: HK MP5
    HKP-21377
    $3.49
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    $3.49
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  • On Sale
    New - Strike Industries HK MP5 Drop-In MOD2 Stock - HKP-21331-M HK MP5 Stock - MOD2 - Strike Industries
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    HK MP5 Stock - MOD2 - Strike Industries

    HKP HK Parts / Strike Industries

    Now: $111.71
    Was: $199.95
    Strike Industries HK MP5 Drop-In MOD2 Stock We pair our MP5 AR Stock adapter with this Strike MOD2 stock to give you a drop-in MP5 stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock.  Only available here at HK...
    HKP-21331-M
    Now: $111.71
    Was: $199.95
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  • On Sale
    New - GSG9 HK SP5 US Rear Stock w/ HK Parts Adapter - HKP-20662 HK SP5 Stock with HKP Adapter
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    HK SP5 Stock with HKP Adapter

    HKP HK Parts / GSG9

    Now: $189.95
    Was: $259.95
    GSG9 US Folding Stock with HK Parts Adapter for HK SP5 GSG9 US folding stock paired with an HK Parts SP5 adapter. Configured as a direct-fit stock assembly for the SP5 platform. Specifications: CNC machined adapter Solid billet aircraft-grade...
    HKP-20662
    Now: $189.95
    Was: $259.95
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