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 HKP2000/USPC .40 S&W Flat Floorplate Magazine - Black
H&K Heckler & Koch
$59.00H&K 10 Round HKP2000/USPC .40 S&W Flat Floorplate Magazine - Black New HK German manufacture. Compatible With: HK USP Compact .40 S&W HK P2000 .40 S&WHKP-02377$59.00 -
On Sale
HKP 20 Round Extended Magazine - Glock 19
HKP HK Parts
Now: $43.95Was: $59.95HKP 20 Round Extended Magazine - Glock 19 - Black Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat anodized and set up for a lifetime of use. Completely assembled with a enhanced extended spring and a 15...HKP-20849Now: $43.95Was: $59.95 -
On Sale
HKP HK USP, P2000, HK45C Enhanced Magazine Release - FDE
HKP HK Parts
Now: $29.95Was: $44.95Enhanced Magazine Release -HK USP, P2000, HK45C - FDE HK Parts Enhanced and Over-sized Magazine Release. The over-sized magazine release increases the overall surface area and makes it possible to release the magazine without changing the position...HKP-21491Now: $29.95Was: $44.95 -
On Sale
TPM Sig P320 +5 Magazine Extension
Tactical Precision MFG
Now: $24.95Was: $44.95TPM Sig P320 +5 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 colors to customize to your...HKP-21135-MNow: $24.95Was: $44.95 -
On Sale
ETS Glock 22/23/27 30-Round .40 S&W Magazine - Translucent
Elite Tactical Systems
Now: $14.95Was: $21.95ETS Glock 22/23/27 30-Round .40 S&W Magazine - Translucent Features: Standard 30-round capacity Compatible with Glock and aftermarket floorplates Easy disassembly with our specially designed baseplate Ergonomically designed floorplate makes it easy...HKP-18768Now: $14.95Was: $21.95 -
On Sale
GSG/Sig Sauer/Kimber Magazine Spring
GSG German Sports Guns
Now: $1.99Was: $3.95GSG/Sig Sauer/Kimber Magazine Spring German-made spare magazine spring for your 10-round 1911 magazine. Compatible With: GSG5 1911 SIG Kimber & many other guns that use this style of magazine for the 1911 .22 conversions.HKP-02795Now: $1.99Was: $3.95 -
HKP HK VP9/P30 +15 Magazine Extension
HKP HK Parts
$22.95 - $29.95HKP HK VP9/P30 +15 Magazine Extension The HK Parts manufactured HK pistol mag extension allows the user to convert existing VP9, P30, P2000, & USPC magazines to an enhanced magazine capacity. Each mag extension is made from next-generation enhanced...HKP-16857-M$22.95 - $29.95 -
HKP MP5 & MP5K 9mm Magazine Follower & Locking Plate Set
HKP HK Parts
$8.95HKP MP5 & MP5K 9mm Magazine Follower & Locking Plate Set A drop in item that allows you to swap your follower & locking plate to green or red. Best for a quick empty mag identifier. A great training or range aid at a great price. Made...HKP-21573-M$8.95 -
On Sale
HKP +3 Round HK45/HK45 Tactical Magazine Extension - Cerakote Red - BLEMISHED
HKP HK Parts
Now: $24.95Was: $49.95HKP +3 Round HK45/HK45 Tactical Magazine Extension - Cerakote 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. HK45 & HK45 tactical +3...HKP-20610-RE-BNow: $24.95Was: $49.95 -
HKP 30 Round HK 416/COLT M4 .22 Magazine Spring
HKP HK Parts
$3.95HK 416 & Colt .22 30 Round 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. Compatible With All 30 Round .22 Mags For: HK 416 Colt M4 G36HKP-14409$3.95 -
HKP MP5 40/10 30 Round Magazine Spring
HKP HK Parts
$4.95HKP MP5 40/10 30 Round Magazine SpringHKP-16509$4.95 -
H&K UMP (.40 S&W/.45 ACP/9mm) Magazine Floor Plate
H&K Heckler & Koch
$9.95HK German UMP Floorplate For All UMP Magazines Compatible With: UMP .45 UMP .40 UMP 9mm These can become cracked or broken with use or drops onto hard surfaces.HKP-16493$9.95 -
HKP +5 HK P2000/USPC .40 S&W Magazine Extension
HKP HK Parts
$49.95HKP +5 HK P2000/USPC .40 S&W Magazine Extension HK Parts magazine extension +5 adds 5 additional rounds to the HK P2000, 12 round magazine. It uses the existing mag body, spring, and follower. Just slide the magazine extension on and tighten it...HKP-18644-M$49.95 -
On Sale
Glock 17, 19 24-Round 9mm Magazine - Orange Follower
Glock
Now: $28.95Was: $39.95Glock 17, 19 24-Round 9mm Magazine - Orange Follower Each Glock magazine is constructed from a hardened steel insert encased in high tech polymer to protect the magazine and prevent deformation, even when dropped from a great height. The high quality...HKP-19725Now: $28.95Was: $39.95 -
HKP HK UMP .45 ACP Magazine Block
HKP HK Parts
$9.95HKP HK UMP .45 ACP Magazine Block UMP mag block plug to limit the magazine capacity to 10 rounds for states with capacity restrictions. This is designed to use on the HK UMP .45 25 round magazine. Very easy to install & use. Compatible With: HK UMP ...HKP-18171$9.95 -
H&K 9 Round HK P2000SK .40 S&W Magazine - Black
H&K Heckler & Koch
$49.00HK P2000 SK 9 Round Magazine - .40 Cal This magazine holds 9 rounds of .40 S&W ammunition with a flat floorplate. Great magazine for concealed carry or a lower profile. Compatible With: P2000SK .40 P2000SK .357HKP-02489$49.00 -
H&K HK USP/USPC/P2000 Magazine Release Lever - Black
H&K Heckler & Koch
$15.95HK Magazine Release Lever - Black Compatible With: HK USP .45 HK USP .40 HK USP 9mm HK USP Compact 9mm HK USP Compact .357 SIG HK USP Compact .40 HK USP Compact .45 HK USP Tactical, Elite, Expert both full size & compact HK P2000 9mm & .40/...HKP-02480$15.95 -
H&K UMP (.45 ACP) Magazine Follower
H&K Heckler & Koch
$14.95HK UMP .45 Magazine Follower New HK German factory UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines- both US or GermanHKP-16342$14.95 -
H&K HK VP9SK/P30SK/P2000SK 9mm Magazine Locking Plate
H&K Heckler & Koch
$8.95HK P2000SK, VP9SK & P30SK 9mm 10 Round Magazine Locking Plate For Magazine Works with the P2000SK, VP9SK and P30SK sub compact (SK) magazine models only. Compatible With: HK P30 SK HK P2000 SK HK VP9SKHKP-16650$8.95 -
H&K 91/G3/MSG90 (7.62x51/.308) 10 Round Magazine - Steel
H&K Heckler & Koch
$89.9510 Round Magazine - Steel This part counts as 1 US-made part for 922r compliance for HK rifles. This magazine was made by Heckler and Koch and converted to ten rounds in the United States using the US-made floorplate. Compatible With: HK 91 HK G3 HK...HKP-01607$89.95 -
H&K HK 30 Round MP5/SP5 & MP5K/SP5K 9mm Magazine - RAL 8K
H&K Heckler & Koch
$99.95New German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - RAL 8K Heckler & Koch factory fresh magazine from this current year's production. 9mm 30 Round curved all-steel magazine stamped "Made In Germany". This special offering...HKP-19975$99.95 -
H&K Full Auto Paddle Magazine Release Bushing HK German - Used
H&K Heckler & Koch
$4.95H&K Full Auto Paddle Magazine Release Bushing HK German - Used This part is for use in all 90-series H&K weapon systems. Used for installing a paddle mag release. Please Note: This is not for use on semi-auto HK builds. This part is used for...HKP-02303$4.95 -
Promag HK 93/53/33 (5.56/.223) Magazine 40 Round
Promag
$29.95HK93, HK33, HK53 - 40 Round Magazine - USA These count as 3 US-made compliant parts as a bonus for those who need to maintain the 922r compliance. Compatible with all 5.56, .223, and 300 AAC Blackout rounds. Each magazine body, follower, and floorplate...HKP-13970$29.95 -
H&K 30/32 Round HK USP/P30/VP9 Magazine Spring
H&K Heckler & Koch
$9.95H&K 30/32 Round HK USP/P30/VP9 Magazine Spring HK German manufacture new production HK USP 9mm 32 round magazine spring. A super rare and hard to find part for the USP 9mm extended 32 round magazines. This spring took years of searching to find in...HKP-16407$9.95 -
Raddlock HK 91/G3 (7.62x51/.308) Magazine Block - 10 Round
Raddlock
$9.95HK 91, G3, & PTR 10 round Magazine Plug This plug is designed to limit the 20-round steel or Aluminum mag capacity to 10 rounds. Converts the standard mag to a 10/20 magazine. The best-recommended use is a 5/32" X 1/2"-3/4"...HKP-02443$9.95 -
H&K UMP (.45 ACP) Magazine Locking Plate
H&K Heckler & Koch
$9.95H&K UMP (.45 ACP) Magazine Locking PlateHKP-16338$9.95 -
HKP +10 HK P30, VP9 Magazine Extension Kit
HKP HK Parts
$64.95HKP + 10 HK P30, VP9 Magazine Extension Kit HK Parts +10 magazine extension kit adds 10 additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate and highly reliable mag spring. This is an easy 2 minute...HKP-19455-M$64.95 -
H&K 8 Round HK USPC/45C .45 ACP Floorplate w/ Pinky Rest - Black
H&K Heckler & Koch
$12.95H&K 8 Round HK USPC/45C .45 ACP Floorplate w/ Pinky Rest - Black HK factory German, vintage style, all polymer 8 round magazine floor plate with finger rest. This floorplate can become cracked and worn with use and is a great spare part to have on...HKP-01199$12.95 -
On Sale
HKP 20 Round Extended Magazine – Glock 19 – Red
HKP HK Parts
Now: $37.95Was: $49.95HKP 20 Round Extended Magazine – Glock 19 – Red Each unit is fully machined from a solid billet of aircraft-grade aluminum that is fully hard coat anodized and set up for a lifetime of use. Completely assembled with a enhanced extended spring...HKP-20851Now: $37.95Was: $49.95 -
H&K 30 Round HK MP5 Subsonic Labeled Magazine
H&K Heckler & Koch
$83.00H&K 30 Round HK MP5 Subsonic 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-20828$83.00 -
H&K HK USP/Mark 23 .45 ACP Magazine Locking Plate
H&K Heckler & Koch
$8.95HK Magazine Locking Plate For .45 Cal - 12 Round Magazines New HK German magazine locking plate. Compatible With: HK Mark 23 12 Round HK USP .45 12 RoundHKP-01588$8.95 -
H&K MP5 & MP5K 9mm Anti-Rattle Roller Tipped "Paddle" Magazine Release
H&K Heckler & Koch
$64.95German HK MP5, MP5K Anti-Rattle Roller Tipped "Paddle" Magazine Release Factory German Paddle mag release for all 9mm MP5, MP5K HK builds. Our parts are made by HK in Germany and are factory-fresh production. Compatible With: MP5, 94, HK SP5 MP5K, SP89,...HKP-00117$64.95 -
HKP 12 Round HK 45C, HK USPC .45 ACP Magazine - Red
HKP HK Parts
$84.95HKP 12 Round HK 45C, HK USPC .45 ACP Magazine - Red HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit is then fully assembled as a 12 round HK45C magazine. Ideal for competitive shooters, concealed carry or...HKP-18673$84.95 -
HKP HK VP9/P30/USPC/P2000 9mm Magazine Follower - Red
HKP HK Parts
$22.46HKP HK VP9/P30/USPC/P2000 Magazine Follower - Red A great replacement item for the stock follower. Made from aircraft-grade hard coat anodized aluminum CNC machined from a solid billet. Compatible With: HK VP9/VP9SK/VP40 9mm & .40 HK...HKP-19609$22.46 -
H&K / HKP 25 Round HK VP9 Magazine – Black
H&K / HK Parts
$83.95H&K / HKP 25 Round HK VP9 Magazine – Black Anodized Drop-in magazine ready to go! HK Parts takes an existing 15 round magazine and a +10 magazine extension to assemble them into a working 25 round magazine. Compatible With: HK VP9, VP9...HKP-20897$83.95 -
H&K 25 Round HK UMP .45 Magazine Housing - Black
H&K Heckler & Koch
$69.95New HK UMP .45 - 25 Round Magazine Body Only New HK German 25 round factory magazine body. A great spare part in the event that your mag body is damaged or cracked.HKP-20653$69.95 -
Out Of Stock
H&K 30 Round HK MP5, MP5K LEO Marked 9mm Magazine - Used
H&K Heckler & Koch
$0.00HK German MP5 30 Round Magazine Laser Etched LEO MarkingsUsed In good shape. H&K German MP5 9mm 30 round magazine. All Mp5 mags are police department trade in mags with the laser etched LEO / Restricted markings. Great for that official...HKP-20517$0.00 -
H&K MP5 40/10 Magazine Clamp
H&K Heckler & Koch
$129.95New HK German MP5 40/10/.357 Magazine Clamp Fits all MP5 40/10 Magazines. Holds two magazines together for immediate access.HKP-00431$129.95 -
Out Of Stock
Beta C-Mag 100 Round MP5/MP5K/SP5/SP5K 9mm Drum Magazine
Beta C-Mag
$0.00100 Round Beta C-Mag For HK MP5, MP5K 9mm Weapon System This part is the top-of-the-line package from the Beta Company and the only 100-round drums available for the MP5, HK94, or clones. Each combo unit includes the clear backed (to enable you to...HKP-00088$0.00 -
H&K 91/G3 (7.62x51/.308) Magazine Clamp
H&K Heckler & Koch
$149.95New HK German Magazine Clamp for all HK .308 Magazines New German HK G3 & HK 91 Magazine Clamp fits all HK G3 & HK 91 & PTR 91 steel or aluminum magazines. Clamps HK magazines together for tactical environments. Please Note: This part is no...HKP-00219$149.95