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 VP9, VP40, USP Series, P Series Magazine Spring - 10 Round
H&K Heckler & Koch
Now: $5.95Was: $6.95New German HK Magazine Spring For 10 Round Magazines A must-have part as magazine springs are high wear and a common replacement item. Compatible With: HK USP 9mm HK USP 40 S&W HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK...HKP-01428Now: $5.95Was: $6.95 -
HK VP9SK, P30SK Magazine - 9mm - 12 Round - Flat Floorplate
H&K Heckler & Koch
$58.95Heckler and Koch 12 Round Flush Floorplate 9mm Magazine for HK VP9SK, P30SK Factory 12-round 9mm magazine with a flush-fit floorplate designed for compact HK pistols. Provides proper fit and capacity while maintaining a low-profile grip, perfect for...HKP-20603-M$58.95 -
Out Of Stock
HK MP5, MP5K Dual Magazine Clamp Bundle - 9mm - Turkish Contract
HKP HK Parts
$99.95HKP HK Parts Dual 9mm Magazine Clamp Bundle for HK MP5 and HK MP5K - Turkish Contract HKP dual mag clamp with two Turkish contract 30 round 9mm MP5 magazines. Ideal for faster mag swaps and having two types of ammo (subs vs supers or FMJ's vs...HKP-22492$99.95 -
On Sale
HK45 +5 Magazine Extension Kit
HKP HK Parts
Now: $51.95Was: $64.95HKP 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. HKP highly recommends using a magazine loader when...HKP-20809-MNow: $51.95Was: $64.95 -
On Sale
HK MP5, HK94, SP89, SP5K Magazine Floorplate - 9mm
H&K Heckler & Koch
Now: $9.95Was: $10.95HK MP5, 94, MP5K, & SP-89 9mm Magazine Floor Plate - German HK New HK German manufacture. It will fit all HK MP5/MP5K magazines.HKP-01051Now: $9.95Was: $10.95 -
Out Of Stock
HK45C Finger Rest Magazine Extension - +2
HKP HK Parts
$29.95HK45C 8 Round Magazine +2 Magazine Extension/Finger Rest All of the HK .45 cal mags will soon have a variety of mag extensions! More to come. HK45C 8 round +2 mag extensions. Replaces the floorplate for a +2 round addition for a total of 10 rounds in the...HKP-17999$29.95 -
On Sale
HK G36 Magazine- No Retainers - 30 Round
H&K Heckler & Koch
Now: $49.95Was: $54.95HK Heckler and Koch 30 Round Magazine without Retainers for HK G36 Genuine H&K 30-round magazine without magazine interlocking retainers. Compatible With: HK G36HKP-22195Now: $49.95Was: $54.95 -
On Sale
HK91, G3 Magazine Loader
Maglula
Now: $26.95Was: $29.95HK91, G3, PTR .308 LULA Mag Loader For those that have used Maglula products they offer the best mag loaders on the planet. Features: Loads a round a second, can unload the entire 20 round magazine in less than 3 seconds Safe on fingers and magazine...HKP-16228Now: $26.95Was: $29.95 -
On Sale
HK VP9, P30 Complete Magazine - 27 Round - 9mm
HKP HK Parts
Now: $87.95Was: $109.9527 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30 Drop-in magazine ready to go! HK Parts takes an existing 17 round magazine and a +10 magazine extension to assemble them into a working 27 round magazine. Compatible With: HK VP9, VP9...HKP-19410Now: $87.95Was: $109.95 -
On Sale
HK VP Series, P Series, USPC Mag Pouch - Twin
Comp-Tac
Now: $53.95Was: $59.95Comp-Tac HK VP Series/P Series/USPC Twin Mag Pouch The Comp-Tac Twin Magazine Belt pouch is an outside the waistband holder that carries two magazines attached together. Designed to be worn at 9:00 for a right handed shooter this is an excellent way to...HKP-17502Now: $53.95Was: $59.95 -
On Sale
HK91, G3 Magazine Follower - USA
Now: $16.95Was: $19.95Magazine Follower - USA - HK 91, G3, PTR USA made magazine follower for HK 91, G3 magazines. This follower is made in the USA and counts as one US made compliant part needed for builds and conversions for 922r compliance.HKP-18997Now: $16.95Was: $19.95 -
HK UMP Magazine Body - .45 ACP - 25 Round
HKP HK Parts
$34.95UMP 45 25 Round Magazine Body Only - USA Made New US made UMP .45 cal 25 Round Factory Mag Body. Each magazine body will fit all HK UMP factory firearms as well as the HK USC's that have been converted to accept UMP magazines. Each magazine is made in...HKP-17020$34.95