Rifle / SMG Parts

Rifle / SMG Parts

Elevate Your H&K Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your H&K rifle with top-notch parts and accessories. From MP5 and MP5K to SP5 and UMP/USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, SP5K, G36, or MP5 22, we have the H&K rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

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  • SureFire WARCOMP PTR (7.62x51/.308) Flash Hider - Threaded 5/8x24

    SureFire WARCOMP PTR (7.62x51/.308) Flash Hider - Threaded 5/8x24

    Surefire

    $165.00
    SureFire WARCOMP PTR (7.62x51/.308) Flash Hider - Threaded 5/8x24 This flash hider is perfect for the post 2016 production PTR models as well as C308 models. Specifications: Threaded 5/8x24 Compatible With: HK G3/91/PTR HK 417/MR762 HK...
    HKP-18024
    $165.00
    Qty in Cart: 0
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  • Uzi Sling Uzi Sling

    Uzi Sling

    $49.95
    Uzi Sling - New Old Stock Original IMI sling new old stock complete with steel buckle, two leather loops and steel tip keepers. Once they're gone, they're gone for good. Compatible With: Action Arms Uzi Micro & Mini SMG Model A&B...
    HKP-21540
    $49.95
    Qty in Cart: 0
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  • Zenith 30 Round HK MP5 Subsonic Labeled Magazine Zenith 30 Round HK MP5 Subsonic Labeled Magazine

    Zenith 30 Round HK MP5 Subsonic Labeled Magazine

    Zenith

    $43.95
    Zenith 30 Round HK MP5 Subsonic Labeled Magazine Easily identify a magazine loaded with supersonic rounds versus a magazine loaded with subsonic rounds. Features: Durable electro-plated black finish for exceptional corrosion resistance All steel...
    HKP-20829
    $43.95
    Qty in Cart: 0
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  • ATI 100 Round GSG-522/GSG-16 Drum Magazine - Black ATI 100 Round GSG-522/GSG-16 Drum Magazine - Black

    ATI 100 Round GSG-522/GSG-16 Drum Magazine - Black

    ATI

    $199.95
    ATI 100 Round GSG-522/GSG-16 Drum Magazine - Black These are the latest, second-generation drums direct from Germany.  Compatible With: GSG5 .22 rifles or pistols GSG-16 .22 rifles or pistols. Please Note: This will not fit the Umarex MP5 .22...
    HKP-02041
    $199.95
    Qty in Cart: 0
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  • B&T (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28 - Universal B&T (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28 - Universal

    B&T (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28 - Universal

    B&T Brugger & Thomet

    $139.99
    B&T (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28 - Universal Elevate the performance of your HK 416 or MR556 with this premium flash hider, meticulously engineered to enhance your shooting experience. Designed for compatibility...
    HKP-21394
    $139.99
    Qty in Cart: 0
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  • Out Of Stock
    B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH

    B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH

    B&T Brugger & Thomet

    $144.99
    B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH This hider is compatible with many suppressors. A perfect addition to any firearm. Specifications: Made In Switzerland Threaded 5/8x24 UNEF Does Not Include Face...
    HKP-21395
    $144.99
    Qty in Cart: 0
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  • B&T APC 9mm Mag Clamp

    B&T APC 9mm Mag Clamp

    B&T Brugger & Thomet

    $54.95
    B&T APC 9mm Mag Clamp Double up on your magazines with this magazine clamp made by Brügger & Thomet.
    HKP-17440
    $54.95
    Qty in Cart: 0
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  • B&T HK G3/91/PTR Low Profile Mount - Short Version B&T HK G3/91/PTR Low Profile Mount - Short Version

    B&T HK G3/91/PTR Low Profile Mount - Short Version

    B&T Brugger & Thomet

    $144.95
    B&T Mounting Rail NAR Low Profile Mount For HK G3, 91, PTR, Short Version Compatible With: HK G3 HK91 PTR91 Specifications: Overall length: 3.25"
    HKP-16869
    $144.95
    Qty in Cart: 0
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  • B&T HK MP5 9mm Barrel - Threaded 1/2x32 - 3-Lug B&T HK MP5 9mm Barrel - Threaded 1/2x32 - 3-Lug

    B&T HK MP5 9mm Barrel - Threaded 1/2x32 - 3-Lug

    B&T Brugger & Thomet

    $449.95
    B&T HK MP5 9mm Barrel - Threaded 1/2x32 - 3-Lug New from B&T Switzerland, this cold hammer-forged (CHF) and nitrided barrel is manufactured to exact HK factory specifications exclusively for MP5 models. B&T, a trusted partner of H&K...
    HKP-17956
    $449.95
    Qty in Cart: 0
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  • Out Of Stock
    B&T MP5 TL-99A1 3 Rail Handguard B&T MP5 TL-99A1 3 Rail Handguard

    B&T MP5 TL-99A1 3 Rail Handguard

    B&T Brugger & Thomet

    $234.95
    B&T MP5 TL-99A1 3 Rail Handguard   This handguard for the MP5 has a total of three NAR-Picatinny Rails; one on each side and one on the bottom.   Specifications: Color: Black Height max: 55.8 mm Length max: 164.5 mm Length of right rail:...
    HKP-16904
    $234.95
    Qty in Cart: 0
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  • Blitzkrieg PTR Spike Front Sight Gen 2 - Orange Blitzkrieg PTR Spike Front Sight Gen 2 - Orange

    Blitzkrieg PTR Spike Front Sight Gen 2 - Orange

    Blitzkrieg Components

    $84.95
    Blitzkrieg PTR Spike Front Sight Gen 2 - Orange The Blitzkrieg Gen 2 HK-style front sight introduces a modernized sighting system with enhanced precision and ease of use. Featuring a distinctive spike-tipped post and a bright Tritium dot with an orange...
    HKP-21105
    $84.95
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  • On Sale
    CETME L & LV 14" Spanish Bayonet & Scabbard CETME L & LV 14" Spanish Bayonet & Scabbard

    CETME L & LV 14" Spanish Bayonet & Scabbard

    Now: $49.95
    Was: $69.95
    CETME L & LV 14" Spanish Bayonet & Scabbard Complete your CETME L with an original bayonet! This bayonet served in the Spanish army and was only issued with the Model L or LV rifles. These 14 inch bayonets have an impressive 8 3/4" blade. Push...
    HKP-20119
    Now: $49.95
    Was: $69.95
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  • Choate HK 91/G3 (7.62x51/.308) Adjustable Tactical Folding Stock Choate HK 91/G3 (7.62x51/.308) Adjustable Tactical Folding Stock

    Choate HK 91/G3 (7.62x51/.308) Adjustable Tactical Folding Stock

    Choate

    $139.95
    HK G3, 91 & PTR Tactical Folding Stock Each stock is adjustable from 14 1/4" to 15 1/4" using the included adjustable spacer system, which will allow a full 2" range in adjustment for the specific user or mission requirements. Comes with all the...
    HKP-00884
    $139.95
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  • DTAC MP5K/SP89/SP5K 9mm Modular Handguard - KEYMOD

    DTAC MP5K/SP89/SP5K 9mm Modular Handguard - KEYMOD

    DTAC Dakota Tactical

    $159.95
    DTAC MP5K/SP89/SP5K 9mm Modular Handguard - KEYMOD Features: Made in the USA (922r compliant part) KEYMOD accessory compatible 12 ergonomically placed slots for maximum versatility Exclusive extended forward accessory mounting 1-piece main body machined...
    HKP-17807
    $159.95
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  • On Sale
    F5 MFG 50 Round CZ Scorpion Evo 9mm Drum Magazine-FDE F5 MFG 50 Round CZ Scorpion Evo 9mm Drum Magazine-FDE

    F5 MFG 50 Round CZ Scorpion Evo 9mm Drum Magazine-FDE

    F5 MFG

    Now: $99.95
    Was: $167.95
    CZ EVO Scorpion 9mm - 50 Round Drum - FDE Each drum is engineered around the HK designed and tested proven coil magazine technology allowing side-by-side staging of ammunition in a single stack capacity. With the help of the patented tension relief...
    HKP-18432
    Now: $99.95
    Was: $167.95
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  • Out Of Stock
    Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm - Black

    Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm - Black

    Gear Head Works

    $204.95
    Gear Head Works HK MP5K, HK SP5K Tailhook Mounting Arm - Black Want the look of the original MP5k-PDW but without the stamp. Now you can have not only the look, but the same quality and operation in a pistol brace as the real stock. We teamed up with the...
    HKP-19135
    $204.95
    Qty in Cart: 0
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  • H&K 23E (5.56/.223) Bolt Carrier H&K 23E (5.56/.223) Bolt Carrier

    H&K 23E (5.56/.223) Bolt Carrier

    H&K Heckler & Koch

    $799.95
    New HK German 23E .223 & 5.56 Bolt Carrier Date coded and marked HK23-E. These are the last HK23E carriers that HK Germany has left. We are told that once these are gone, there will be no more. They are a great spare part to have, and they are...
    HKP-00330
    $799.95
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  • Out Of Stock
    H&K 30 Round HK MP5 40/10 Magazine - Gray - Used H&K 30 Round HK MP5 40/10 Magazine - Gray - Used

    H&K 30 Round HK MP5 40/10 Magazine - Gray - Used

    H&K Heckler & Koch

    $159.95
    30 Round HK MP5 40/10 Magazine - Gray - Used These are compatible with all the HK MP5 40/10 rifles and pistols, including the Vector and CA clones.
    HKP-01726
    $159.95
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  • H&K 91/G3 (7.62x51/.308) Fixed Stock with Enhanced Heavy Buffer - Jungle Green - Surplus H&K 91/G3 (7.62x51/.308) Fixed Stock with Enhanced Heavy Buffer - Jungle Green - Surplus

    H&K 91/G3 (7.62x51/.308) Fixed Stock with Enhanced Heavy Buffer - Jungle Green - Surplus

    H&K Heckler & Koch

    $129.95
    HK 91, G3 Fixed Stock with Enhanced Heavy Buffer Installed- Jungle Green - Surplus Used jungle green German surplus stock complete with Enhanced Heavy Buffer Installed. Ready to drop in on your HK or clone rifle. Used in perfect working condition. Each...
    HKP-18935
    $129.95
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  • H&K G36/SL8 (5.56/.223) Complete Firing Pin Retaining Pin H&K G36/SL8 (5.56/.223) Complete Firing Pin Retaining Pin

    H&K G36/SL8 (5.56/.223) Complete Firing Pin Retaining Pin

    H&K Heckler & Koch

    $9.95
    Retaining Pin For Firing Pin Complete With O-ring Compatible With: HK G36 HK SL8
    HKP-14050
    $9.95
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    $9.95
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  • H&K HK 416 Extended 11" A3 Forearm w/ Flip Up Front Sight H&K HK 416 Extended 11" A3 Forearm w/ Flip Up Front Sight

    H&K HK 416 Extended 11" A3 Forearm w/ Flip Up Front Sight

    H&K Heckler & Koch

    $799.95
    HK 416 A3 Extended Forearm With Integrated Flip Up Front Sight: HK designed & manufactured in Germany 11" HK416 A5, MR556 extended quad rail. This drop in unit offers 2 full inches in extra length. Not the standard 9" rail that comes with the HK...
    HKP-17377
    $799.95
    Qty in Cart: 0
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  • H&K HK G28 Buffer Tube - Black H&K HK G28 Buffer Tube - Black

    H&K HK G28 Buffer Tube - Black

    H&K Heckler & Koch

    $195.99
    HK G28 Buffer Tube / Receiver Extension- Tan New HK German buffer tube with the proper slot cut for use with the G28 stock. This is the factory correct part needed to get the full range and use of the G28 adjustable stock. Made in Germany by HK.
    HKP-16741
    $195.99
    Qty in Cart: 0
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  • H&K HK MR556/416 Roll Pin for Charging Handle

    H&K HK MR556/416 Roll Pin for Charging Handle

    H&K Heckler & Koch

    $7.95
    HK Clamping Sleeve or Roll Pin for Pawl On Charging Handle This is the longer one that is used on the outside of the charging handle. There are one of these pins used per charging handle.
    HKP-17063
    $7.95
    Qty in Cart: 0
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    $7.95
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  • H&K HK MR556/416A5 Quad Rail w/ Flip Up Sight - Black

    H&K HK MR556/416A5 Quad Rail w/ Flip Up Sight - Black

    H&K Heckler & Koch

    $599.95
    HK 416A5 9" Quad Rail With Flip Up Front Sight - Black New latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings for the adjustable gas block for suppressed and...
    HKP-17710
    $599.95
    Qty in Cart: 0
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  • H&K MP5 Rear Receiver Section

    H&K MP5 Rear Receiver Section

    H&K Heckler & Koch

    $14.95
    H&K MP5 Rear Receiver Section HK German demilled receiver section with rear sight base as installed at the factory. MP5 & HK94 Factory HK rear sight bases (portion welded to MP5 receiver), you get the actual demilled section of an MP5 receiver...
    HKP-02167
    $14.95
    Qty in Cart: 0
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    $14.95
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  • Out Of Stock
    H&K MP5 SEF F/A Trigger Group- SEF Contoured H&K MP5 SEF F/A Trigger Group- SEF Contoured

    H&K MP5 SEF F/A Trigger Group- SEF Contoured

    H&K Heckler & Koch

    $0.00
    H&K MP5 SEF F/A Trigger Group- SEF Contoured Ready to install on your HK push pin swing-down receivers. New German HK trigger housing and selector lever. Used hand-picked trigger pack. 
    HKP-02239
    $0.00
    Qty in Cart: 0
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    $0.00
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  • Out Of Stock
    H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned

    H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned

    H&K Heckler & Koch

    $199.95
    H&K MP5K/SP89 9mm 2 Position (0,1 Pictogram) FBI Style Trigger Housing - Clipped & Pinned This clipped and pinned trigger housing is modified to fit MP5K or SP89 housings. It accommodates all HK German ambidextrous trigger packs and selector...
    HKP-00402
    $199.95
    Qty in Cart: 0
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    $199.95
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  • Out Of Stock
    H&K USC/SL8 (.45 ACP/5.56/.223) Buttstock Screw - Used H&K USC/SL8 (.45 ACP/5.56/.223) Buttstock Screw - Used

    H&K USC/SL8 (.45 ACP/5.56/.223) Buttstock Screw - Used

    H&K Heckler & Koch

    $9.95
    Buttstock Allen Screw For HK USC Or HK SL8 rifles. This is the screw that holds the stock assembly onto the upper receiver of the HK USC & SL8.Great for replacements or to have as spares. This item is factory HK and a common spare.
    HKP-01649
    $9.95
    Qty in Cart: 0
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    $9.95
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  • Out Of Stock
    HKP ACE Adapter for MP5K, SP89 & SP5K HKP ACE Adapter for MP5K, SP89 & SP5K

    HKP ACE Adapter for MP5K, SP89 & SP5K

    HKP HK Parts

    $54.95
    ACE Adapter for MP5K, SP89 & SP5K   Each ACE adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct "H" buffers to protect your expensive firearm. This is the finest ACE adapter...
    HKP-18505
    $54.95
    Qty in Cart: 0
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  • HKP Dual HK MP5 Magazine Clamp Conversion Screw HKP Dual HK MP5 Magazine Clamp Conversion Screw

    HKP Dual HK MP5 Magazine Clamp Conversion Screw

    HKP HK Parts

    $2.95
    HKP Dual HK MP5 Magazine Clamp Conversion Screw This screw converts a HK91, G3, PTR dual magazine clamp (HKP-19634) into the correct length for use on curved MP5 magazine. Includes:  (1) screw
    HKP-20318
    $2.95
    Qty in Cart: 0
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    $2.95
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  • HKP HK UMP .40 S&W Barrel - Threaded  9/16x24 - 3-Lug HKP HK UMP .40 S&W Barrel - Threaded  9/16x24 - 3-Lug

    HKP HK UMP .40 S&W Barrel - Threaded 9/16x24 - 3-Lug

    HKP HK Parts

    $299.95
    HKP HK UMP .40 S&W Barrel - Threaded 9/16x24 - 3-Lug This new USA-made .40 S&W 8" barrel is designed for UMP or Omega firearms, featuring both 9/16x24 threading and a 3-lug tip. It’s the finest barrel available for the UMP .40 S&W,...
    HKP-18282
    $299.95
    Qty in Cart: 0
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    $299.95
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  • HKP HK UMP 9mm Barrel - Threaded 1/2x28 - 3-lug HKP HK UMP 9mm Barrel - Threaded 1/2x28 - 3-lug

    HKP HK UMP 9mm Barrel - Threaded 1/2x28 - 3-lug

    HKP HK Parts

    $299.95
    HKP HK UMP 9mm Barrel - Threaded 1/2x28 - 3-lug HKP UMP 3-lug 1/2x28 threaded barrel. This is the perfect replacement for a worn out barrel or as a spare. With the 3-lug attachment point you can attach any suppressor or flash hider that is in-spec or you...
    HKP-18639
    $299.95
    Qty in Cart: 0
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  • HKP/H&K MP5K/SP89 9mm SEF Semi-Auto Metal Style Grip Frame HKP/H&K MP5K/SP89 9mm SEF Semi-Auto Metal Style Grip Frame

    HKP/H&K MP5K/SP89 9mm SEF Semi-Auto Metal Style Grip Frame

    HKP HK Parts

    $89.95
    HKP/H&K MP5K/SP89 9mm SEF Metal Style Grip Frame Each German HK housing started out as a factory HK German select fire metal housing. Each housing was modified by welding in a factory correct semi auto shelf, clipped from a double tang housing to a...
    HKP-16490
    $89.95
    Qty in Cart: 0
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    $89.95
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  • On Sale
    Magpul AR-15 CTR 6 Position Stock- Commercial Magpul AR-15 CTR 6 Position Stock- Commercial

    Magpul AR-15 CTR 6 Position Stock- Commercial

    Magpul

    Now: $44.95
    Was: $79.95
    Magpul AR-15 CTR 6 Position Stock - Commercial Spec  The Magpul CTR (Compact/Type Restricted) Commercial-Spec Model is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec-sized receiver extension tubes. The streamlined A-frame...
    HKP-02375
    Now: $44.95
    Was: $79.95
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    Now: $44.95
    Was: $79.95
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  • RCM HK PSG1 Style Trunnion RCM HK PSG1 Style Trunnion

    RCM HK PSG1 Style Trunnion

    RCM

    $119.95
    HK PSG1 Trunnion- PTR- USA RCM trunnion for custom PSG1, MSG90, & other custom HK91/G3 type builds. Machined completely from ordnance grade 9310 enhanced steel and heat treated to exact HK specifications. This item is the best USA made trunnion on...
    HKP-20522
    $119.95
    Qty in Cart: 0
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    $119.95
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  • RCM MP5 40, MP5 10mm Complete Bolt Group RCM MP5 40, MP5 10mm Complete Bolt Group

    RCM MP5 40, MP5 10mm Complete Bolt Group

    HKP HK Parts

    $414.95
    RCM- MP5 40 & MP5 10mm - Bolt Group Complete Ideal to replace out of spec, worn or broken bolt groups or for that custom build. Includes: RCM bolt head complete RCM locking piece RCM firing pin RCM firing pin spring RCM full auto bolt carrier...
    HKP-19723
    $414.95
    Qty in Cart: 0
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    $414.95
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  • Uzi Sling - Used Uzi Sling - Used

    Uzi Sling - Used

    $24.95
    Uzi Sling - Used Original IMI sling used complete with steel buckle, two leather loops and steel tip keepers. Once they're gone, they're gone for good. Compatible With: Action Arms Uzi Micro & Mini SMG Model A&B carbine Semi-Auto Mini Carbine...
    HKP-21562
    $24.95
    Qty in Cart: 0
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    $24.95
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