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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  • H&K 10 Round HK USPC .357 Extended Floorplate Magazine - Black H&K 10 Round HK USPC .357 Extended Floorplate Magazine - Black

    H&K 10 Round HK USPC .357 Extended Floorplate Magazine - Black

    H&K Heckler & Koch

    $49.00
    H&K 10 Round HK USPC .357 Extended Floorplate Magazine - Black Will work with .40 cal rounds. Brand new HK German manufactured.
    HKP-01238
    $49.00
    Qty in Cart: 0
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    $49.00
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  • H&K 9 Round HK P2000SK .357 SIG Magazine - Black 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
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    $49.00
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  • H&K HK MR556/MR762/416/417 Magazine Catch Retainer Ring Pin

    H&K HK MR556/MR762/416/417 Magazine Catch Retainer Ring Pin

    H&K Heckler & Koch

    $8.95
    H&K HK MR556/MR762/416/417 Magazine Catch Retainer Ring Pin Compatible With: HK 416 MR556 HK 417 MR762
    HKP-16618
    $8.95
    Qty in Cart: 0
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    $8.95
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  • H&K HK USPC/45/45C Magazine Locking Plate -  Black H&K HK USPC/45/45C Magazine Locking Plate -  Black

    H&K HK USPC/45/45C Magazine Locking Plate - Black

    H&K Heckler & Koch

    $7.95
    HK USPC, 45, & 45C Magazine Locking Plate - Black New factory German HK. Compatible With: HK45 HK45 Tactical HK45C HK45C Tactical HK USPC .45 HK USPC .45 Tactical
    HKP-02250
    $7.95
    Qty in Cart: 0
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    $7.95
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  • Out Of Stock
    On Sale
    HKP HK USP45/Mark 23 +10 Magazine Extension - Red - BLEMISHED HKP HK USP45/Mark 23 +10 Magazine Extension - Red - BLEMISHED

    HKP HK USP45/Mark 23 +10 Magazine Extension - Red - BLEMISHED

    HKP HK Parts

    Now: $49.95
    Was: $69.95
    HKP HK USP45/Mark 23 +10 Magazine Extension - Red - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Easy to install. Simply add the mag extension to...
    HKP-21371-RE-B
    Now: $49.95
    Was: $69.95
    Qty in Cart: 0
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    Now: $49.95
    Was: $69.95
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  • IMI 32 Round UZI Magazine - LIKE NEW IMI 32 Round UZI Magazine - LIKE NEW

    IMI 32 Round UZI Magazine - LIKE NEW

    IMI

    $44.95
    Uzi 32 Round 9mm Magazine - Like New - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowed Mec-Gar magazine manufacturing company with IMI Licensing. An all steel production and a blued finish to help protect it against rust. These are the...
    HKP-21231
    $44.95
    Qty in Cart: 0
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    $44.95
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  • ProMag 17 Round HK VP9 9mm Magazine - Black ProMag 17 Round HK VP9 9mm Magazine - Black

    ProMag 17 Round HK VP9 9mm Magazine - Black

    Promag

    $26.99
    ProMag - 17 Round - 9mm - VP9 - Blue Steel ProMag magazines are backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is...
    HKP-19517
    $26.99
    Qty in Cart: 0
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    $26.99
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  • B&T APC 9mm, APC .45 Jet Funnel - Black B&T APC 9mm, APC .45 Jet Funnel - Black

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

    B&T Brugger & Thomet

    $74.95
    B&T APC 9mm, APC .45 Jet Funnel - Black New Swiss B&T manufactured Jet funnel for the the APC 9mm & .45 Cal models.
    HKP-18034
    $74.95
    Qty in Cart: 0
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    $74.95
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  • Out Of Stock
    H&K 10 Round HK USPC 9mm Flat Magazine Floor Plate - Black H&K 10 Round HK USPC 9mm Flat Magazine Floor Plate - Black

    H&K 10 Round HK USPC 9mm Flat Magazine Floor Plate - Black

    H&K Heckler & Koch

    $0.00
    H&K 10 Round HK USPC 9mm Flat Magazine Floor Plate - Black Compatible With: HK USP Compact 9mm 10 round magazines HK P2000 9mm 10 round magazines
    HKP-01195
    $0.00
    Qty in Cart: 0
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    $0.00
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  • H&K HK 30 Round 416, HK MR556 5.56x45mm/.223 Maritime Magazine - TiN H&K HK 30 Round 416, HK MR556 5.56x45mm/.223 Maritime Magazine - TiN

    H&K HK 30 Round 416, HK MR556 5.56x45mm/.223 Maritime Magazine - TiN

    H&K Heckler & Koch

    $149.95
    HK 416 & MR556 30 Round Maritime Magazine - TiN Coated Get your hands on some TiN coated factory Heckler & Koch magazines.  Each magazine starts out as a fresh 30 round mag before being professionally dsiassembled, TiN coated, and...
    HKP-21468
    $149.95
    Qty in Cart: 0
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    $149.95
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  • HKP 27 Round HK VP9, HK P30 9mm Magazine - Cerakote Red HKP 27 Round HK VP9, HK P30 9mm Magazine - Cerakote Red

    HKP 27 Round HK VP9, HK P30 9mm Magazine - Cerakote Red

    HKP HK Parts

    $104.99
    27 Round Magazine Complete - Cerakote Red - 9mm - HK PARTS - HK VP9, HK P30 HKPARTS +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. ...
    HKP-20612
    $104.99
    Qty in Cart: 0
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    $104.99
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  • HKP 10 Round HK 416/COLT M4 .22 Magazine Spring

    HKP 10 Round HK 416/COLT M4 .22 Magazine Spring

    HKP HK Parts

    $2.95
    HKP 10 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 Walther/Umarex 416 & Colt 10 round 22 LR...
    HKP-14542
    $2.95
    Qty in Cart: 0
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    $2.95
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  • HKP 25 Round HK UMP 40 25 Round Magazine - FDE 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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  • HKP HK UMP Floor Plate - Black HKP HK UMP Floor Plate - Black

    HKP HK UMP Floor Plate - Black

    HKP HK Parts

    $9.95
    HKP HK UMP Floor Plate - Black Compatible With: UMP .45 UMP .40 UMP 9mm These can become cracked or broken with use or drops onto hard surfaces. Made in the USA and counts as 1 US compliant part.
    HKP-17161
    $9.95
    Qty in Cart: 0
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    $9.95
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  • HKP 30 Round HK UMP 9mm Magazine - FDE HKP 30 Round HK UMP 9mm Magazine - FDE

    HKP 30 Round HK UMP 9mm Magazine - FDE

    HKP HK Parts

    $49.95
    HK UMP 9mm magazine - FDE UMP 30 round magazine for the UMP. Each magazine features enhanced steel feed lips, and a 30 round magazine capacity. Each magazine counts as 3 U.S. Made compliant parts as an added bonus! This is the finest magazine offering...
    HKP-20481
    $49.95
    Qty in Cart: 0
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    $49.95
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  • B&T HK MP5/MP5K QD/QO Brass Catcher B&T HK MP5/MP5K QD/QO Brass Catcher

    B&T HK MP5/MP5K QD/QO Brass Catcher

    B&T Brugger & Thomet

    $264.95
    B&T HK MP5/MP5K QD/QO Brass Catcher Works with HK MP5 only with the BT-21358 handguard or for the BT-21573 handguard for the MP5K. Compatible With: HK MP5/MP5K HK SP5/HK SP5K Clones
    HKP-21315
    $264.95
    Qty in Cart: 0
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    $264.95
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  • On Sale
    ETS Glock 43 12-Round 9mm Magazine - Translucent ETS Glock 43 12-Round 9mm Magazine - Translucent

    ETS Glock 43 12-Round 9mm Magazine - Translucent

    Elite Tactical Systems

    Now: $14.95
    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: $14.95
    Was: $21.95
    Qty in Cart: 0
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    Now: $14.95
    Was: $21.95
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  • On Sale
    Glock 42 6-Round .380 ACP Magazine - Black Glock 42 6-Round .380 ACP Magazine - Black

    Glock 42 6-Round .380 ACP Magazine - Black

    Glock

    Now: $19.95
    Was: $29.95
    Glock 42 6-Round .380 ACP Magazine - Black Factory original, drop-free magazines for your Glock handgun. Glock magazines have a hardened steel insert encased in high tech polymer. This polymer coating protects the magazine and prevents deformation, even...
    HKP-16720
    Now: $19.95
    Was: $29.95
    Qty in Cart: 0
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    Now: $19.95
    Was: $29.95
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  • H&K 30 Round HK MP5 Supersonic Labeled Magazine H&K 30 Round HK MP5 Supersonic Labeled Magazine

    H&K 30 Round HK MP5 Supersonic Labeled Magazine

    H&K Heckler & Koch

    $83.00
    H&K 30 Round HK MP5 Supersonic Labeled Magazine   Easily identify a magazine loaded with supersonic rounds versus a magazine loaded with subsonic rounds.   Heckler & Koch German Magazine 9mm 30 Round curved all steel magazine. German HK...
    HKP-20827
    $83.00
    Qty in Cart: 0
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    $83.00
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  • H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel

    H&K 91/G3 (7.62x51/.308) 20 Round Magazines - Shooter Value - 36 Pack - Steel

    H&K Heckler & Koch

    $349.95
    HK 91, G3, PTR Shooter Pack - 36 Quantity 20 Round Magazines  All STEEL MAGS - RARE!!! For all those shooters or collectors out there this is the deal for you. For a limited time or while supplies last we have a case of 3 dozen shooter grade all...
    HKP-17390
    $349.95
    Qty in Cart: 0
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    $349.95
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  • Out Of Stock
    H&K 93/53/33 (5.56/.223) Magazine Catch - Latest Design

    H&K 93/53/33 (5.56/.223) Magazine Catch - Latest Design

    H&K Heckler & Koch

    $49.95
    HK German Factory HK93, 33, 33K & HK53 Ejector Lever New HK German 93,33,53 mag catch for magazine release.  Compatible With: HK93 HK33 HK53 HK33K Clone or other custom builds
    HKP-01059
    $49.95
    Qty in Cart: 0
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    $49.95
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  • HKP HK45 +5 Enhanced Magazine Extension Kit 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
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    $64.95
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  • Magpul 5.56 NATO Mag Assist - 3 Pack

    Magpul 5.56 NATO Mag Assist - 3 Pack

    Magpul

    $9.95
    ORIGINAL MAGPUL® 5.56 NATO, 3 PACK When installed on the base of a 5.56x45 rifle magazine, the original Magpul provides improved speed and control during high stress, tactical magazine changes. Durable synthetic rubber loop with recessed rough...
    HKP-17320
    $9.95
    Qty in Cart: 0
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    $9.95
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  • 27 Round Magazine Complete - Red Follower - 9mm - HK PARTS - HK VP9, HK P30

    27 Round Magazine Complete - Red Follower - 9mm - HK PARTS - HK VP9, HK P30

    $99.95
    27 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. Ideal for...
    HKP-19843
    $99.95
    Qty in Cart: 0
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    $99.95
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  • On Sale
    ETS Glock 17 17-Round 9mm Magazine - Translucent ETS Glock 17 17-Round 9mm Magazine - Translucent

    ETS Glock 17 17-Round 9mm Magazine - Translucent

    Elite Tactical Systems

    Now: $13.95
    Was: $21.95
    ETS Glock 17 17-Round 9mm Magazine - Translucent Features: Standard 17-round capacity Compatible with Glock and aftermarket floorplates Easy disassembly with our specially designed baseplate Ergonomically designed floorplate makes it easy to grab from...
    HKP-18759
    Now: $13.95
    Was: $21.95
    Qty in Cart: 0
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    Now: $13.95
    Was: $21.95
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  • H&K / HKP 25 Round HK VP9 Magazine – Red Cerakote H&K / HKP 25 Round HK VP9 Magazine – Red Cerakote

    H&K / HKP 25 Round HK VP9 Magazine – Red Cerakote

    H&K / HK Parts

    $89.95
    H&K / HKP 25 Round HK VP9 Magazine – Red Cerakote HKPARTS +10 alloy magazine extension coupled with an HK 15 round factory German magazine adds 10 additional rounds total for a fully assembled 25 round HK VP9/P30 magazine. Ideal for competitive...
    HKP-20896
    $89.95
    Qty in Cart: 0
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    $89.95
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  • H&K 10 Round HK 45 Magazine Housing - Black H&K 10 Round HK 45 Magazine Housing - Black

    H&K 10 Round HK 45 Magazine Housing - Black

    H&K Heckler & Koch

    $34.95
    HK45 Magazine Housing For 10 Round Mag - Mag Body Only Brand new factory German manufacture. Compatible With: HK45, HK45 Tactical Please Note: This is not the same as the USP45 mag body.
    HKP-02494
    $34.95
    Qty in Cart: 0
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    $34.95
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  • HK PARTS, H&K 24 Round HK VP9, HK P30 9mm Magazine Complete - Red

    HK PARTS, H&K 24 Round HK VP9, HK P30 9mm Magazine Complete - Red

    HK Parts, Heckler & Koch

    $89.95
    24 Round Magazine Complete - Red - 9mm - HK PARTS - HK VP9, HK P30 HK Parts +7 alloy magazine extension coupled with an HK 17 round factory German magazine adds 7 additional rounds total for a fully assembled 24 round HK VP9/P30 magazine. Ideal for...
    HKP-19838
    $89.95
    Qty in Cart: 0
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    $89.95
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  • HK UMP .45 ACP Magazine Follower HK UMP .45 ACP Magazine Follower

    HK UMP .45 ACP Magazine Follower

    USA

    $9.95
    HK UMP .45 Magazine Follower - USA New UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines both US or German
    HKP-20177
    $9.95
    Qty in Cart: 0
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    $9.95
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  • HKP 20 Round HK 416/COLT M4 .22 Magazine Spring

    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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  • Out Of Stock
    Strike Industries 20 Round HK VP9 9mm Magazine - Black Strike Industries 20 Round HK VP9 9mm Magazine - Black

    Strike Industries 20 Round HK VP9 9mm Magazine - Black

    Strike Industries

    $69.95
    Strike Industries 20 Round HK VP9 9mm Magazine - Black Strike Industries +5 magazine extension coupled with a 15 round factory German magazine body adds 5 additional rounds total for a fully assembled 20 round HK VP9.  Each mag comes fully assembled...
    HKP-19628
    $69.95
    Qty in Cart: 0
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    Price:
    $69.95
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  • H&K USC (.45 ACP) 10 Round Factory Magazine Spring H&K USC (.45 ACP) 10 Round Factory Magazine Spring

    H&K USC (.45 ACP) 10 Round Factory Magazine Spring

    H&K Heckler & Koch

    $8.95
    H&K USC (.45 ACP) 10 Round Factory Magazine Spring Compatible With: HK USC 10 Round magazines
    HKP-15284
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
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  • On Sale
    HKP HK  USP .45/Mark 23 Enhanced Magazine Extension Kit +5 - Black - BLEMISHED HKP HK  USP .45/Mark 23 Enhanced Magazine Extension Kit +5 - Black - BLEMISHED

    HKP HK USP .45/Mark 23 Enhanced Magazine Extension Kit +5 - Black - BLEMISHED

    HKP HK Parts

    Now: $29.95
    Was: $49.95
    HKP HK USP .45/Mark 23 Enhanced Magazine Extension Kit +5 - Black - 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 Parts USP .45/MK23 enhanced...
    HKP-21458-BL-B
    Now: $29.95
    Was: $49.95
    Qty in Cart: 0
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    Now: $29.95
    Was: $49.95
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