HK MP5/SP5 Small Parts

HK MP5/SP5 Small Parts

Find all the essential small parts for your MP5/SP5 firearm. Our collection includes pins, springs, screws, and other vital H&K components to keep your MP5/SP5 in top working order. Stock up on small parts to ensure you're always prepared for repairs or upgrades.

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  • H&K Burst Eccentric Bushing H&K Burst Eccentric Bushing

    H&K Burst Eccentric Bushing

    H&K Heckler & Koch

    $54.95
    HK Burst Eccentric Bushing HK German factory part is found in all HK burst trigger packs. This part is in between the hammer shank hole and the inside of the trigger box hammer axle spacer. This part is one of the most common wear...
    HKP-02647
    $54.95
    Qty in Cart: 0
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    $54.95
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  • H&K Trip Lever - Friction H&K Trip Lever - Friction

    H&K Trip Lever - Friction

    H&K Heckler & Koch

    $24.95
    H&K Trip Lever - Friction This is the older friction-style trigger pack found on older HK trigger packs and all HK registered sear packs.
    HKP-02393
    $24.95
    Qty in Cart: 0
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    $24.95
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  • MP5, MP5K 9mm Contact Piece For Paddle Mag Release - German MP5, MP5K 9mm Contact Piece For Paddle Mag Release - German

    MP5, MP5K 9mm Contact Piece For Paddle Mag Release - German

    H&K Heckler & Koch

    $39.95
    MP5, MP5K 9mm Contact Piece For Paddle Mag Release - German This is the real deal NOT the .308 or .223 contact piece. Hard to find factory-correct, brand-new, latest production German HK 9mm contact piece. Compatible With: MP5, SP5, 94, SP5 MP5K, SP5K,...
    HKP-00118
    $39.95
    Qty in Cart: 0
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    $39.95
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  • H&K 90 Series Burst Trigger Pack Compression Rod

    H&K 90 Series Burst Trigger Pack Compression Rod

    H&K Heckler & Koch

    $29.95
    H&K 90 Series Burst Trigger Pack Compression Rod This is an HK German factory part that is found in all HK burst trigger packs. This part, along with the compression rod spring, is the number one most common wear or breakage parts in burst packs...
    HKP-01047
    $29.95
    Qty in Cart: 0
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    $29.95
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  • HKP HK MP5, SP5 20 Round Magazine Spring HKP HK MP5, SP5 20 Round Magazine Spring

    HKP HK MP5, SP5 20 Round Magazine Spring

    HKP HK Parts

    $6.95
    20 Round Magazine Spring - HK MP5, 94, SP5 Fits all factory spec steel 20 round MP5, 94 style curved magazines. A must-have repair and replacement part great for spares.
    HKP-20687
    $6.95
    Qty in Cart: 0
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  • HKP Elbow Spring Spacer For Semi-Auto HKP Elbow Spring Spacer For Semi-Auto

    HKP Elbow Spring Spacer For Semi-Auto

    HKP HK Parts

    $8.95
    HKP Elbow Spring Spacer For Semi-Auto  New USA manufacture. Semi auto spacer for elbow spring on the HK 90 series trigger packs. Micro polished and made from stainless steel. This is the finest semi auto bushing/spacer available on the market.
    HKP-18210
    $8.95
    Qty in Cart: 0
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  • H&K MP5 Magazine Release Set H&K MP5 Magazine Release Set

    H&K MP5 Magazine Release Set

    H&K Heckler & Koch

    $184.95
    H&K Magazine Release Set This is the complete magazine release kit that includes both the paddle mag release and standard left-to-right mag release on your HK 9mm rifle or pistol build.  Compatible With: MP5, MP5K style 9mm models Set...
    HKP-02402
    $184.95
    Qty in Cart: 0
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    $184.95
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  • H&K -6 Roller For Bolt Head 7.94mm - Under-sized H&K -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K -6 Roller For Bolt Head 7.94mm - Under-sized

    H&K Heckler & Koch

    $27.95
    H&K -6 Roller For Bolt Head 7.94mm - Under-sized New HK German -6 roller that measures 7.94mm. For use with all HK 90 series firearms.  Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way...
    HKP-00342
    $27.95
    Qty in Cart: 0
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  • H&K MP5 40/10 Bolt Hold Torsion Spring

    H&K MP5 40/10 Bolt Hold Torsion Spring

    H&K Heckler & Koch

    $19.95
    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
    $19.95
    Qty in Cart: 0
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  • Compression Rod - 90's Series - Titanium Compression Rod - 90's Series - Titanium

    Compression Rod - 90's Series - Titanium

    HKP HK Parts

    $29.95
    Compression Rod - 90's Series - Titanium The H&K burst trigger pack compression rods and compression rod springs are the foremost wear/breakage components in burst packs. This replacement compression rod is constructed from titanium, offering...
    HKP-20887
    $29.95
    Qty in Cart: 0
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  • H&K MP5F & MP5 40,10 Cocking Support Handle Spring

    H&K MP5F & MP5 40,10 Cocking Support Handle Spring

    H&K Heckler & Koch

    $9.95
    H&K MP5F & MP5 40,10 Cocking Support Handle Spring One of these springs is required for use with the cocking handle/support assembly. You need the following - MP5 40 cocking tube support, MP5 40 cocking handle, and the cocking handle spring to...
    HKP-00426
    $9.95
    Qty in Cart: 0
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  • HKP HK MP5 40 Locking Roller -4

    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
    Qty in Cart: 0
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  • POF MP5, HK94, MP5K, SP89 & SP5K Firing Pin POF MP5, HK94, MP5K, SP89 & SP5K Firing Pin

    POF MP5, HK94, MP5K, SP89 & SP5K 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...
    HKP-18264
    $24.95
    Qty in Cart: 0
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  • HKP HK MP5 (.40 S&W) Locking Roller -6

    HKP HK MP5 (.40 S&W) Locking Roller -6

    HKP HK Parts

    $11.95
    HK US MP540 Undersized 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...
    HKP-17566
    $11.95
    Qty in Cart: 0
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    $11.95
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  • HKP HK MP5 (.40 S&W) Locking Roller -2

    HKP HK MP5 (.40 S&W) Locking Roller -2

    HKP HK Parts

    $11.95
    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-17563
    $11.95
    Qty in Cart: 0
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  • H&K A3 Retractable Stock Clamping Lever Spring

    H&K A3 Retractable Stock Clamping Lever Spring

    H&K Heckler & Koch

    $19.95
    HK German Retractable Stock Clamping Lever Spring For A3 Retractable Stocks This spring is the most common breakage/wear item in the internal workings of the A3 retractable stock.
    HKP-01089
    $19.95
    Qty in Cart: 0
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  • HKP Front Sight Tower Ambi Sling Attachment Weldment HKP Front Sight Tower Ambi Sling Attachment Weldment

    HKP Front Sight Tower Ambi Sling Attachment Weldment

    HKP HK Parts

    $14.95
    HKP Front Sight Tower Ambi Sling Attachment Weldment Ambi sling loop that is welled and installed on all MP5F model front sight tower. A great upgrade for that custom build or for those that want to have the ability to have an ambidextrous sling loop at...
    HKP-17881
    $14.95
    Qty in Cart: 0
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    $14.95
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  • HKP HK MP5 (.40 S&W) Locking Roller +2

    HKP HK MP5 (.40 S&W) Locking Roller +2

    HKP HK Parts

    $11.95
    HK US MP5 .40 S&W Locking Roller, +2 The proper roller size is essential for proper headspacing of bolt gap. +2 / 8.02mm 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...
    HKP-17564
    $11.95
    Qty in Cart: 0
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    $11.95
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  • HKP HK MP5 40 Locking Roller +4

    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
    Qty in Cart: 0
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    $11.95
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  • H&K German Ambidextrous Sling Pin Replacement O-Ring

    H&K German Ambidextrous Sling Pin Replacement O-Ring

    H&K Heckler & Koch

    $5.95
    H&K German Ambidextrous Sling Pin Replacement O-Ring HK ambidextrous sling pin replacement O-ring for all ambidextrous sling pins. Brand new factory German manufacture. This item is a common wear/breakage part that does need to be replaced from time...
    HKP-19985
    $5.95
    Qty in Cart: 0
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  • H&K MP5 40/10 Extractor H&K MP5 40/10 Extractor

    H&K 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
    HKP-00410
    $69.95
    Qty in Cart: 0
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  • H&K MP5 40/10 Standard 8mm Roller H&K MP5 40/10 Standard 8mm Roller

    H&K MP5 40/10 Standard 8mm Roller

    H&K Heckler & Koch

    $20.95
    HK German MP5 40/10 8mm Roller - Factory New 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...
    HKP-00338
    $20.95
    Qty in Cart: 0
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    $20.95
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  • H&K MP5 40/10 -2 Roller H&K MP5 40/10 -2 Roller

    H&K MP5 40/10 -2 Roller

    H&K Heckler & Koch

    $19.95
    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) for a complete set for...
    HKP-00336
    $19.95
    Qty in Cart: 0
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    $19.95
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  • Out Of Stock
    H&K Trigger Pack Ejector Lever Axle H&K Trigger Pack Ejector Lever Axle

    H&K Trigger Pack Ejector Lever Axle

    H&K Heckler & Koch

    $0.00
    HK German ejector lever axle pin for all HK trigger packsThis is the factory correct axle pin that holds the ejector lever in place in the trigger pack. Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. Each is current...
    HKP-01091
    $0.00
    Qty in Cart: 0
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    $0.00
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  • HKP MP5 9mm Titanium Flash Hider - 3-Lug HKP MP5 9mm Titanium Flash Hider - 3-Lug

    HKP MP5 9mm Titanium Flash Hider - 3-Lug

    HKP HK Parts

    $139.95
    HKP MP5 9mm Titanium Flash Hider - 3-Lug Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels found...
    HKP-20223
    $139.95
    Qty in Cart: 0
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    $139.95
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  • Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots

    Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots

    Strike Industries

    $25.95
    Strike Industries M-LOK & Key Mod Universal Rail - 7 Slots Strike Industries LINK attachment system takes the age old question Key-Mod vs. M-LOK and came up with the ultimate solution, a dual interface design compatible with both M-LOK and Key-Mod,...
    HKP-17594
    $25.95
    Qty in Cart: 0
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    $25.95
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  • H&K MP5 40/10 -4 Roller H&K MP5 40/10 -4 Roller

    H&K MP5 40/10 -4 Roller

    H&K Heckler & Koch

    $19.95
    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...
    HKP-00337
    $19.95
    Qty in Cart: 0
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    $19.95
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  • HKP HK MP5 (.40 S&W) Locking Roller +6

    HKP HK MP5 (.40 S&W) Locking Roller +6

    HKP HK Parts

    $11.95
    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...
    HKP-17565
    $11.95
    Qty in Cart: 0
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    $11.95
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  • H&K MP5 40/10 +2 Roller H&K MP5 40/10 +2 Roller

    H&K MP5 40/10 +2 Roller

    H&K Heckler & Koch

    $19.99
    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)...
    HKP-00334
    $19.99
    Qty in Cart: 0
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    $19.99
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  • H&K MP5 40/10 +4 Roller H&K MP5 40/10 +4 Roller

    H&K MP5 40/10 +4 Roller

    H&K Heckler & Koch

    $20.95
    New 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...
    HKP-00335
    $20.95
    Qty in Cart: 0
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    $20.95
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  • H&K HK MP5/91/93/53/33/G3 Sear/Catch

    H&K HK MP5/91/93/53/33/G3 Sear/Catch

    H&K Heckler & Koch

    $57.95
    Sear/Catch Complete For HK 90 Series Trigger Packs New HK German manufacture. Sear/Catch complete with installed detent, spring, and roll pin. Compatible With: MP5, MP5K HK91, G3, PTR HK93, 33, 53 Other 90 series trigger packs and clones such as Omega,...
    HKP-01459
    $57.95
    Qty in Cart: 0
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    $57.95
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  • Out Of Stock
    JMAC HK MP5 .40/10 360-28FD Facemount Keymount (KeyMicro) - Threaded 1/2x28 JMAC HK MP5 .40/10 360-28FD Facemount Keymount (KeyMicro) - Threaded 1/2x28

    JMAC HK MP5 .40/10 360-28FD Facemount Keymount (KeyMicro) - Threaded 1/2x28

    JMAC Customs

    $99.50
    JMAC HK MP5 .40/10 360-28FD Facemount Keymount (KeyMicro) - Threaded 1/2x28 The JMAC Customs RRD-360 Muzzle Device offers advanced 360-degree gas venting, reducing recoil and improving control. Its innovative design eliminates the need for timing,...
    HKP-21238
    $99.50
    Qty in Cart: 0
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    $99.50
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  • RCM MP5 40/10 Extractor RCM MP5 40/10 Extractor

    RCM MP5 40/10 Extractor

    RCM

    $34.95
    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.
    HKP-01969
    $34.95
    Qty in Cart: 0
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    $34.95
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  • H&K HK MP5, HK SP5 10 Round Magazine Spring

    H&K HK MP5, HK SP5 10 Round Magazine Spring

    H&K Heckler & Koch

    $6.95
    10 Round Magazine Spring - HK MP5, 94, SP5 A must-have repair and replacement part great for spares. Compatible With: All factory spec steel 10 round MP5, 94 style curved magazines
    HKP-19454
    $6.95
    Qty in Cart: 0
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    $6.95
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  • HK German Locking Roller Standard 8mm - Used HK German Locking Roller Standard 8mm - Used

    HK German Locking Roller Standard 8mm - Used

    H&K Heckler & Koch

    $9.95
    HK German Locking Roller Standard 8mm - Used The 8mm roller is the proper roller size for standard "zero" function. The correct 8mm roller is essential for proper head spacing & bolt gap. Used HK German. HK locking roller, standard, 8mm. HK German...
    HKP-20600
    $9.95
    Qty in Cart: 0
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    $9.95
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  • Out Of Stock
    KNS Precision HK Push Button Take Down Pin - Large KNS Precision HK Push Button Take Down Pin - Large

    KNS Precision HK Push Button Take Down Pin - Large

    KNS Precision

    $24.99
    KNS Precision HK Push Button Take Down Pin - Large .275" This 7mm (.275") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents retract for easy pin removal. The pin is designed to...
    HKP-21388
    $24.99
    Qty in Cart: 0
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    $24.99
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  • Out Of Stock
    KNS Precision HK Push Button Take Down Pin - Small KNS Precision HK Push Button Take Down Pin - Small

    KNS Precision HK Push Button Take Down Pin - Small

    KNS Precision

    $24.99
    KNS Precision HK Push Button Take Down Pin - Small .234" This 6mm (.234") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents retract for easy pin removal. The pin is designed to...
    HKP-21389
    $24.99
    Qty in Cart: 0
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    $24.99
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