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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On Sale
HK 30 Round MP5, MP5K, SP5K Magazine Body
H&K Heckler & Koch
Now: $49.46Was: $54.95H&K 30 Round MP5, MP5K, SP5K Magazine Body Heckler & Koch factory fresh magazine housing/body from this current year's production. MP5, MP5K 9mm 30 Round curved all steel magazine body stamped "Made In Germany". Compatible With HK MP5,...Now: $49.46Was: $54.95 -
HK 13 Round HK VP9SK/P30SK 9mm Magazine
H&K Heckler & Koch
$49.00HK VP9SK & P30SK 9mm - 13 Round Magazine New German HK manufacture 13 Round 9mm P30SK, VP9SK magazine. Compatible With: P30 SK HK VP9SK$49.00 -
On Sale
HK VP, P30, USP Compact, P2000 9mm Magazine Locking Plate
H&K Heckler & Koch
Now: $5.36Was: $5.959mm Magazine Locking Plate New HK German factory part. This is the locking plate for the bottom of the magazine spring. Compatible With: VP9 15 Round VP40 13 Round VP9SK 15 Round VP9SK 13 Round P30 15 Round P30 .40 13 Round USP Compact 9mm 13 Round USP...Now: $5.36Was: $5.95 -
On Sale
Glock 17, 19 Window Magazine - 9mm - 30-Round
AC-Unity
Now: $10.46Was: $19.95AC-Unity 30-Round Glock 17, 19 9mm Window Magazine The AC-Unity 30 round 9mm window magazine for Glock models 17, 18, 19, 19X, 26, 34, 45. Will work in anything designed to accept a Glock 17 9mm double-stack magazine. Originally...Now: $10.46Was: $19.95 -
On Sale
HK VP9 Magazine Spring - 17 Round
H&K Heckler & Koch
Now: $8.05Was: $8.95Magazine Spring for 17 Round Magazine - HK VP9, VP9L, VP9 OR This magazine spring fits the VP9 17 round magazines. A must-have replacement item as magazine springs should be replaced on a regular basis as this is a consumable part and is prone to...Now: $8.05Was: $8.95 -
HK USP Jet Funnel Kit - 9mm / .40 S&W - Upgrade
H&K Heckler & Koch
$64.95H&K HK USP Jet Funnel Kit Brand new factory HK German Jet Funnel kit for the HK USP 9mm and USP .40 full-size pistols. Easy to install, no gunsmithing, or modifications needed. Compatible with all Jet Funnel magazines. A must-have if you plan on...$64.95 -
On Sale
HK MP5, MP5K PMAG D50 Drum - 50 Round
Magpul
Now: $112.45Was: $124.95Magpul - PMAG D-50 - MP5, SP5, Mp5K, SP5K Lightweight but incredibly strong, our PMAG D-50 MP is a highly reliable, 9x19mm Parabellum, 50-round drum magazine for HK94/MP5 large-format pistols and pistol caliber carbines. The PMAG D-50 MP boasts many of...Now: $112.45Was: $124.95 -
On Sale
HK MP5, MP5K, SP5K, SP5K Magazine - 30 Round - 9mm - RAL8000
H&K Heckler & Koch
Now: $76.45Was: $84.95New OEM Factory German - H&K MP5, SP5, SP5K, MP5K 9mm - 30 Round Curved Magazine - RAL 8K Factory Heckler & Koch 9mm, 30-round magazine finished in RAL8000. These magazines are painted by the factory in Germany. Compatible With: HK...Now: $76.45Was: $84.95 -
On Sale
HK MP5, MP5K Magazine Follower - 9mm - RED
HKP HK Parts
Now: $7.16Was: $8.95HKP MP5 & MP5K 9MM Magazine Follower - RED Teflon infused glass filled polymer red colored follower that will work with all HK MP5, MP5K 9mm curved magazines. A drop in item that allows you to swap the follower to a red follower. A great training or...Now: $7.16Was: $8.95 -
On Sale
HKP +4 HK 45C, USPC .45 ACP Magazine Extension
HKP HK Parts
Now: $39.96Was: $54.95HKP +4 HK 45C, USPC .45 ACP Magazine Extension HK Parts magazine extension +4 adds 4 additional rounds to the HK45C, 8 round magazine. Each unit can then be fully assembled into a 12 round HK45C magazine. Ideal for competitive shooters, concealed carry,...Now: $39.96Was: $54.95 -
On Sale
HK UMP (.45 ACP) 25 Round Magazine
H&K Heckler & Koch
Now: $131.35Was: $145.95New HK German Non-LE/Mil Marked UMP .45 ACP 25 Round Magazine The UMP .45 magazines will fit all UMP factory firearms as well as the USC's that have been converted to accept UMP magazines. Compatible With: HK UMP .45 HK USC to UMP . 45 conversions HK...Now: $131.35Was: $145.95 -
On Sale
HK UMP .45, .40 Dual Magazine Clamp
Now: $44.96Was: $49.95UMP .45/.40 Dual Magazine Clamp The UMP mag clamp fits all .45 and .40 UMP magazines. Holds two magazines together for ease of use and easy access to 2 magazines. Billet machined and hard coat anodized. Features: Made in the USA Dual-Magazine...Now: $44.96Was: $49.95