Magazines / Extensions / Brass Catchers

Magazines / Extensions / Brass Catchers

Explore our extensive selection of HK magazines and extensions designed for enhanced capacity and performance across a range of HK models including the VP9, USP, MP5, and more. From rugged steel magazines to advanced polymer extensions, our inventory caters to both tactical and recreational needs, ensuring reliable feeding and durability. Enhance your HK firearm with precision-engineered magazine upgrades, available now for various calibers and applications.

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  • KCI 30 Round HK MP5 Supersonic Labeled Magazine || HKP-21130 || HKPARTS KCI 30 Round HK MP5 Supersonic Labeled Magazine

    KCI 30 Round HK MP5 Supersonic Labeled Magazine

    KCI

    $44.95
    KCI 30 Round HK MP5 Supersonic Labeled Magazine Each 9mm Magazine Features: Latest generation and factory fresh, individually sealed magazine 30-round capacity 9mm caliber marked (9mm x 19) Curved for more reliable feeding with steel chrome follower All...
    HKP-21130
    $44.95
    Qty in Cart: 0
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    $44.95
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  • HKP 22 Round HK VP9, HK P30 9mm Complete Magazine || HKP-21251 || HKPARTS HKP 22 Round HK VP9, HK P30 9mm Complete Magazine

    HKP 22 Round HK VP9, HK P30 9mm Complete Magazine

    HKP HK Parts

    $89.95
    22 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30  Drop-in magazine ready to go! Ideal for competitive shooters that would like a 22 round robust steel and alloy magazine. Each mag comes fully assembled and ready for use. HK Parts takes...
    HKP-21251
    $89.95
    Qty in Cart: 0
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    $89.95
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  • On Sale
    Magpul 50-Round CZ Scorpion EVO 3 PMAG D-50 EV9 Drum || HKP-19537 || HKPARTS

    Magpul 50-Round CZ Scorpion EVO 3 PMAG D-50 EV9 Drum

    Magpul

    Now: $86.95
    Was: $129.95
    Magpul - PMAG D-50 EV9 - CZ Scorpion - EVO 3 Lightweight but incredibly strong, the PMAG D-50 EV9 is a highly-reliable, 9x19mm, 50-round drum magazine for large-format pistols and pistol caliber carbines that feed from CZ Scorpion EVO 3-pattern magazines...
    HKP-19537
    Now: $86.95
    Was: $129.95
    Qty in Cart: 0
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    Now: $86.95
    Was: $129.95
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  • B&T 19 Round BT USW-A1 9mm Magazine - Black || HKP-18354 || HKPARTS B&T 19 Round BT USW-A1 9mm Magazine - Black

    B&T 19 Round BT USW-A1 9mm Magazine - Black

    B&T Brugger & Thomet

    $50.00
    B&T 19 Round BT USW-A1 9mm Magazine - Black New Swiss B&T manufactured 19 Round magazine Compatible With: USW-A1 9mm Specifications: Factory new condition 19-round capacity 9mm
    HKP-18354
    $50.00
    Qty in Cart: 0
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    $50.00
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  • H&K 10 Round HK 91, G3, PTR .308 Magazine - Used || HKP-19887 || HKPARTS H&K 10 Round HK 91, G3, PTR .308 Magazine - Used

    H&K 10 Round HK 91, G3, PTR .308 Magazine - Used

    H&K Heckler & Koch

    $64.95
    H&K 10 Round HK 91, G3, PTR .308 Magazine - Used Each HK magazine is made by using a factory German HK 20 round mag that is then professionally converted to 10 rounds. Perfect for shooting bench or prone as the 20 round magazines are to long and get...
    HKP-19887
    $64.95
    Qty in Cart: 0
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    $64.95
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  • HKP 25 Round HK USP 9mm Magazine || HKP-21357 || HKPARTS HKP 25 Round HK USP 9mm Magazine

    HKP 25 Round HK USP 9mm Magazine

    H&K / HK Parts

    $119.95
    HKP 25 Round HK USP 9mm Magazine HK Parts +10 magazine extension coupled with a 15 round magazine. Each unit is then fully assembled as a 25 round magazine. Ideal for competitive shooters, concealed carry or for everyday use while at the range...
    HKP-21357
    $119.95
    Qty in Cart: 0
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    $119.95
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  • Comp-Tac HK MP5 .22/GSG .22LR Single Magazine Pouch || HKP-20100 || HKPARTS Comp-Tac HK MP5 .22/GSG .22LR Single Magazine Pouch

    Comp-Tac HK MP5 .22/GSG .22LR Single Magazine Pouch

    Comp-Tac

    $44.95
    Comp-Tac HK MP5 .22/GSG .22LR Single Magazine Pouch The single magazine pouch PLM is an all Kydex magazine pouch which gives a smooth friction free surface perfect for a quick reload for your MP5 .22 & GSG .22 The PLM mount allows for being securely...
    HKP-20100
    $44.95
    Qty in Cart: 0
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    $44.95
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  • H&K 13 Round HK VP40/P30 .40 S&W Magazine Body - Black || HKP-17227 || HKPARTS H&K 13 Round HK VP40/P30 .40 S&W Magazine Body - Black

    H&K 13 Round HK VP40/P30 .40 S&W Magazine Body - Black

    H&K Heckler & Koch

    $45.99
    HK VP40, P30, P30L, P30S 13 Round Magazine Housing - .40 Cal Brand new HK German factory magazine body ONLY for the 13 round .40 cal magazine. This item is for the mag body NOT the complete magazine. Compatible With: VP40 P30 P30L P30S
    HKP-17227
    $45.99
    Qty in Cart: 0
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    $45.99
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  • HKP 25 Round HK UMP 40 25 Round Magazine - FDE || HKP-20519 || HKPARTS HKP 25 Round HK UMP 40 25 Round Magazine - FDE

    HKP 25 Round HK UMP 40 25 Round Magazine - FDE

    HKP HK Parts

    $49.95
    HKP 25 Round HK UMP 40 25 Round Magazine - FDE Made from advanced polymer material with steel feed lips just like the German UMP 40 magazine at a fraction of the cost.  Compatible With: HK UMP .40 LWRC SMG .40 (This magazine is the factory OEM...
    HKP-20519
    $49.95
    Qty in Cart: 0
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    $49.95
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  • Lancer 30 Round AR-15 Magazine || HKP-21188 || HKPARTS Lancer 30 Round AR-15 Magazine

    Lancer 30 Round AR-15 Magazine

    Lancer

    $29.95
    Lancer 30 Round AR-15 Magazine Lancer set out to design a better 5.56 magazine, one with the reliability of steel and the durability and weight of the polymer. The L5AWM’s exclusive hybrid design includes a hardened steel feed lip assembly...
    HKP-21188
    $29.95
    Qty in Cart: 0
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    $29.95
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  • H&K G36 (5.56/.223) 10 Round Factory Magazine - Black || HKP-01083 || HKPARTS H&K G36 (5.56/.223) 10 Round Factory Magazine - Black

    H&K G36 (5.56/.223) 10 Round Factory Magazine - Black

    H&K Heckler & Koch

    $82.95
    HK G36 Black 10-Round Magazine   Compatible With: G36 G36K G36C Double stack capacity magwell converted SL8's. Features: Capacity: 10 rounds Condition: New Manufactured: HK Germany factory
    HKP-01083
    $82.95
    Qty in Cart: 0
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    $82.95
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  • HKP 20 Round HK 416/COLT M4 .22 Magazine Spring || HKP-14410 || HKPARTS

    HKP 20 Round HK 416/COLT M4 .22 Magazine Spring

    HKP HK Parts

    $3.95
    HKP 20 Round HK 416/COLT M4 .22 Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. New production mag spring for your Umarex 416 & Colt 20 round 22 LR magazine.
    HKP-14410
    $3.95
    Qty in Cart: 0
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    $3.95
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  • HKP HK 91/G3/MSG90 (7.62x51/.308) 5 Round Magazine - Steel || HKP-16250 || HKPARTS HKP HK 91/G3/MSG90 (7.62x51/.308) 5 Round Magazine - Steel

    HKP HK 91/G3/MSG90 (7.62x51/.308) 5 Round Magazine - Steel

    HKP HK Parts

    $79.95
    HK/USA 5 Round G3, 91 & PTR91 .308 Magazine - Steel 5 Round German Steel 308 Magazine With US Made Floorplate (Counts as 1 US made Part for 922R compliance) For HK Rifles.This magazine is made by Heckler and Koch & converted to five rounds in the...
    HKP-16250
    $79.95
    Qty in Cart: 0
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    $79.95
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  • On Sale
    HKP HK MP7 Dual Magazine Clamp || HKP-21597-M || HKPARTS HKP HK MP7 Dual Magazine Clamp

    HKP HK MP7 Dual Magazine Clamp

    HKP HK Parts

    Now: $34.95
    Was: $49.95
    HKP HK MP7 Dual Magazine Clamp Our MP7 dual mag clamp was designed for quick mag swaps at the range or in the real world.  The clamp works with any capacity MP7 magazine. Compatible With: HK MP7
    HKP-21597-M
    Now: $34.95
    Was: $49.95
    Qty in Cart: 0
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    Now: $34.95
    Was: $49.95
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  • NeoMag Extended Large .45 Magazine Carrier || HKP-18377 || HKPARTS NeoMag Extended Large .45 Magazine Carrier

    NeoMag Extended Large .45 Magazine Carrier

    NeoMag

    $34.95
    NeoMag Extended Large .45 Magazine Carrier The NeoMag magazine carrier is the original magnetic pocket magazine holder. Compatible With: All steel bodied single and double stack magazines in .45 ACP Features: Titanium pocket clip - standard...
    HKP-18377
    $34.95
    Qty in Cart: 0
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    $34.95
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  • On Sale
    TPM Glock 10mm +3 Magazine Extension || HKP-21142-M || HKPARTS TPM Glock 10mm +3  Magazine Extension

    TPM Glock 10mm +3 Magazine Extension

    Tactical Precision MFG

    Now: $24.95
    Was: $39.95
    TPM Glock 10mm +3 Magazine Extension This extension is made from machined 6061 aluminum. This magazine extension will increase the capacity, reload speed, mag drops, and overall functionality of your pistol. Available in various...
    HKP-21142-M
    Now: $24.95
    Was: $39.95
    Qty in Cart: 0
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    Now: $24.95
    Was: $39.95
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  • Zenith 30 Round HK MP5 Supersonic Labeled Magazine || HKP-20830 || HKPARTS Zenith 30 Round HK MP5 Supersonic Labeled Magazine

    Zenith 30 Round HK MP5 Supersonic Labeled Magazine

    Zenith

    $43.95
    Zenith 30 Round HK MP5 Supersonic 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-20830
    $43.95
    Qty in Cart: 0
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    $43.95
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  • On Sale
    ETS Glock 26 10-Round 9mm Magazine - Translucent || HKP-18764 || HKPARTS ETS Glock 26 10-Round 9mm Magazine - Translucent

    ETS Glock 26 10-Round 9mm Magazine - Translucent

    Elite Tactical Systems

    Now: $9.95
    Was: $21.95
    ETS Glock 26 - 9mm - 10 Round Magazine Features: Standard 10-round capacity Compatible with Gen 1 through Gen 5 Glocks Compatible with Glock and aftermarket floorplates Easy disassembly with our specially designed baseplate Ergonomically designed...
    HKP-18764
    Now: $9.95
    Was: $21.95
    Qty in Cart: 0
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    Now: $9.95
    Was: $21.95
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  • On Sale
    ETS Glock 43 12-Round 9mm Magazine - Translucent || HKP-18770 || HKPARTS ETS Glock 43 12-Round 9mm Magazine - Translucent

    ETS Glock 43 12-Round 9mm Magazine - Translucent

    Elite Tactical Systems

    Now: $9.95
    Was: $21.95
    ETS Glock 43 Extended Mag - 12 Round Capacity Features: Extreme Impact Resistance Very resistant to harsh chemicals Superior heat, cold and UV resistance Translucent body Creep resistant: the feed lips and body won't spread when being stored long term...
    HKP-18770
    Now: $9.95
    Was: $21.95
    Qty in Cart: 0
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    Now: $9.95
    Was: $21.95
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  • H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - White || HKP-19976 || HKPARTS H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - White

    H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - White

    H&K Heckler & Koch

    $99.95
    New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine  - White Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped "Made In Germany". These are the finest...
    HKP-19976
    $99.95
    Qty in Cart: 0
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    $99.95
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  • HKP 15 Round HK VP9SK, HK P30SK 9mm Magazine with Finger Rest - Black || HKP-20568 || HKPARTS HKP 15 Round HK VP9SK, HK P30SK 9mm Magazine with Finger Rest - Black

    HKP 15 Round HK VP9SK, HK P30SK 9mm Magazine with Finger Rest - Black

    HKP HK Parts

    $79.95
    HK VP9SK & P30SK 9mm - 15 Round Magazine with HK Black Finger Rest New German VP9SK/P30SK HK manufacture 10 round magazine body, follower, spring, locking plate combined with the HK Parts +5 magazine extension installed & ready to use. This...
    HKP-20568
    $79.95
    Qty in Cart: 0
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    $79.95
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  • HKP Dual HK MP5 Magazine Clamp Conversion Screw || HKP-20318 || HKPARTS 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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  • On Sale
    Glock 19 Magazine Replacement Kit || HKP-20854 || HKPARTS

    Glock 19 Magazine Replacement Kit

    HKP HK Parts

    Now: $9.95
    Was: $15.95
    Glock 19 Magazine Replacement Kit Includes: 9 round coil spring Locking plate Floor plate. This replacement kit includes the new style magazine insert.  All 3 components are factory Glock parts. Compatible With: Glock 19
    HKP-20854
    Now: $9.95
    Was: $15.95
    Qty in Cart: 0
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    Now: $9.95
    Was: $15.95
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  • On Sale
    H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Refinished - BLEMISHED || HKP-21587-B || HKPARTS H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Refinished - BLEMISHED

    H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Refinished - BLEMISHED

    H&K Heckler & Koch

    Now: $47.95
    Was: $84.95
    H&K 91/G3 (7.62x51/.308) 20 Round Magazine - Steel - Refinished - BLEMISHED   COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK G3 factory steel...
    HKP-21587-B
    Now: $47.95
    Was: $84.95
    Qty in Cart: 0
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    Now: $47.95
    Was: $84.95
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  • H&K MP5 40/10 30 Round Magazine Spring || HKP-01056 || HKPARTS

    H&K MP5 40/10 30 Round Magazine Spring

    H&K Heckler & Koch

    $9.95
    H&K MP5 40/10 30 Round Magazine Spring New HK German MP5 40/10 magazine spring for the 30 round magazine. Hard to find and a must have repair and replacement item.
    HKP-01056
    $9.95
    Qty in Cart: 0
    Quantity:
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    $9.95
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  • HKP HK VP9/HK P30 Enhanced Magazine Extension Kit +5 || HKP-21404-M || HKPARTS HKP HK VP9/HK P30 Enhanced Magazine Extension Kit +5

    HKP HK VP9/HK P30 Enhanced Magazine Extension Kit +5

    HKP HK Parts

    $64.95
    Magazine Extension Kit +5 - HK VP9, HK P30 Latest and greatest VP9/P30 Enhanced magazine extension. Our new design was made to give our current magazine extension a more aggressive look and a overall better functionality. With the added features all...
    HKP-21404-M
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Out Of Stock
    KDG HK MR762, HK 417, HK G28 Ambidextrous Magazine Release - Black || HKP-19204 || HKPARTS KDG HK MR762, HK 417, HK G28 Ambidextrous Magazine Release - Black || HKP-19204 || HKPARTS

    KDG HK MR762, HK 417, HK G28 Ambidextrous Magazine Release - Black

    KDG Kinetic Development Group

    $169.95
    Magazine Release - Ambi - HK MR762, 417, G28 The HK 762 Ambi (Ambidextrous) Magazine Release. This is the first ambidextrous magazine release for the HK 417 variant rifles.  The mag release is a lever instead of a button; where the release has been...
    HKP-19204
    $169.95
    Qty in Cart: 0
    Quantity:
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    $169.95
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  • B&T APC 9mm, APC .45 Jet Funnel - Black || HKP-18034 || HKPARTS B&T APC 9mm, APC .45 Jet Funnel - Black

    B&T APC 9mm, APC .45 Jet Funnel - Black

    B&T Brugger & Thomet

    $75.00
    B&T APC 9mm, APC .45 Jet Funnel - Black Swiss B&T manufactured Jet funnel for the the APC 9mm & .45 Cal models.
    HKP-18034
    $75.00
    Qty in Cart: 0
    Quantity:
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    $75.00
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  • HKP HK21 Drum Hanger & H&K 100rd Drum || HKP-21633 || HKPARTS HKP HK21 Drum Hanger & H&K 100rd Drum

    HKP HK21 Drum Hanger & H&K 100rd Drum

    HKP HK Parts

    $435.95
    HKP HK21 Drum Hanger with H&K 100 Round Drum Complete your HK21 or FMP21 build with our HKP drum hanger and H&K original 100-round drum.  Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and...
    HKP-21633
    $435.95
    Qty in Cart: 0
    Quantity:
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    $435.95
    Subtotal:
  • Out Of Stock
    On Sale
    HKP 24 Round Mark 23 .45ACP Complete Magazine - Black || HKP-19478 || HKPARTS HKP 24 Round Mark 23 .45ACP Complete Magazine - Black

    HKP 24 Round Mark 23 .45ACP Complete Magazine - Black

    HKP HK Parts

    Now: $69.95
    Was: $89.95
    Magazine ? Complete ? 24 Round ? Mark 23, SOCOM New HK German MK23 Magazine body combo; pre-installed along with the HK Parts mag extension kit fully installed. Each offering is complete, fully assembled, ready for the range. This offering is a valuable...
    HKP-19478
    Now: $69.95
    Was: $89.95
    Qty in Cart: 0
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    Now: $69.95
    Was: $89.95
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  • HKP HK USP 9mm +10 Magazine Extension || HKP-21382-M || HKPARTS HKP HK USP 9mm +10 Magazine Extension

    HKP HK USP 9mm +10 Magazine Extension

    HKP HK Parts

    $69.95
    Magazine Extension - +10 - HK USP 9mm  Easy to install. Simply add the mag extension to your existing mag body and follower. No gunsmithing needed. Made 100% in the USA out of aircraft-grade, hard-coat anodized aluminum with steel hardware. Ultra...
    HKP-21382-M
    $69.95
    Qty in Cart: 0
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    $69.95
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  • HKP HK45 +5 Enhanced Magazine Extension Kit || HKP-21444-M || HKPARTS HKP HK45 +5 Enhanced Magazine Extension Kit

    HKP HK45 +5 Enhanced Magazine Extension Kit

    HKP HK Parts

    $64.95
    HKP HK45 +5 Magazine Extension Kit HK Parts magazine extension +5 kit adds 5 additional rounds to the HK45 magazine with the simple swap of the floor plate & high-reliability mag spring. Ideal for competitive shooters, concealed carry, or range day...
    HKP-21444-M
    $64.95
    Qty in Cart: 0
    Quantity:
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    $64.95
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  • B&T TP9/MP9 Picatinny Brass Catcher Side Rail || HKP-17296 || HKPARTS

    B&T TP9/MP9 Picatinny Brass Catcher Side Rail

    B&T Brugger & Thomet

    $55.95
    B&T TP9/MP9 Picatinny Brass Catcher Side Rail New Swiss Made. Fits the brass catcher for the TP9, MP9 firearms. Please note that the hardware is not included as they are riveted on at the B&T factory in most cases before shipping however, the...
    HKP-17296
    $55.95
    Qty in Cart: 0
    Quantity:
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    $55.95
    Subtotal:
  • H&K 9 Round HK P2000SK .357 SIG Magazine - Black || HKP-01021 || HKPARTS H&K 9 Round HK P2000SK .357 SIG Magazine - Black

    H&K 9 Round HK P2000SK .357 SIG Magazine - Black

    H&K Heckler & Koch

    $49.00
    HK P2000 SK .357 SIG 9 Round Magazine New HK German comes just as pictured for the HK P2000 SK. Compatible With: P2000 SK .40 and .357 Sig
    HKP-01021
    $49.00
    Qty in Cart: 0
    Quantity:
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    $49.00
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  • H&K HK21/FMP Drum Hanger & 100rd Drum || HKP-21509 || HKPARTS H&K HK21/FMP Drum Hanger & 100rd Drum

    H&K HK21/FMP Drum Hanger & 100rd Drum

    H&K Heckler & Koch

    $1,288.95
    H&K HK21/FMP Drum Hanger & 100rd Drum Complete your HK21 or FMP21 build with the incredibly rare original H&K drum hanger and 100-round drum.  These components have long been discontinued and are essential for completing a proper HK21 or...
    HKP-21509
    $1,288.95
    Qty in Cart: 0
    Quantity:
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    $1,288.95
    Subtotal:
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