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
HK45 +5 Enhanced Magazine Extension Kit
HKP HK Parts
Now: $51.96Was: $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. Ideal for competitive shooters, concealed carry, or range day...Now: $51.96Was: $64.95 -
On Sale
HK MP5 40/10 30 Round Magazine Body
HKP HK Parts
Now: $23.96Was: $29.95HKP MP5 40/10 30 Round Magazine Body New US Made MP5 40/10 30 Round Magazine Housing Body. Each magazine body comes black in color. Each body counts as one US made compliant part and is a great item to have on hand to replace other junk mag bodies or...Now: $23.96Was: $29.95 -
On Sale
HKP 25 Round HK USP 9mm Magazine
HKP HK Parts / Heckler & Koch
Now: $107.95Was: $119.95HKP 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...Now: $107.95Was: $119.95 -
On Sale
HK 13 Round HK VP40/P30 .40 S&W Magazine Body
H&K Heckler & Koch
Now: $41.39Was: $45.99HK 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 P30SNow: $41.39Was: $45.99 -
Out Of StockOn Sale
HK91, G3 - 15 Round Magazine
H&K Heckler & Koch
Now: $53.96Was: $59.95HK G3 & HK 91, PTR91 - 15 Round Magazine The HK G3, 91 ,PTR magazine is made by PTR from a German aluminum HK magazine and converted to 15 rounds. Perfect for states such as NJ that only allow a 15 round mag capacity. As an added bonus this magazine...Now: $53.96Was: $59.95 -
Out Of StockOn Sale
HK33, HK53, HK93 Magazine Spring - 25 Round
H&K Heckler & Koch
Now: $10.75Was: $11.95HK 93, 33, & 53 Magazine Replacement Spring For 25-Round Magazines Hard to find and a must-have spare for your HK mags. No longer in production.Now: $10.75Was: $11.95 -
On Sale
M3 Magazine - PMAG - 7.62x51 / .308 - 25 Round
Magpul
Now: $22.45Was: $24.95Magpul PMAG 25-LR 25-Round 7.62 NATO The 7.62x51 NATO (.308 Winchester) PMAG 25LR is a cost effective high reliability magazine for SR25/M110 pattern rifles featuring true 25-round capacity, constant-curve body, and snap on Impact/Dust Cover. Designed...Now: $22.45Was: $24.95 -
On Sale
HK VP9 Magazine - 9mm - 20 Round
Strike Industries
Now: $62.96Was: $69.95Strike Industries 20 Round HK VP9 9mm Magazine 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 and...Now: $62.96Was: $69.95 -
On Sale
HK USP 9mm, .40 S&W Magazine Follower
H&K Heckler & Koch
Now: $8.96Was: $9.95HK USP 9mm / 40 S&W Magazine Follower Compatible With: HK USP 9mm HK USP .40Now: $8.96Was: $9.95 -
On Sale
HK/HKP 19 Round HK VP9SK/P30SK Magazine Complete
HKP HK Parts / Heckler & Koch
Now: $80.95Was: $89.9510 Round Magazine with Black +7 Extension - 9mm - HK VP9SK & P30SK Drop-in magazine ready to go! HK Parts takes an existing 10 round magazine a +7 magazine extension and a 17 round mag follower from conversion kits to assemble them into a working 19...Now: $80.95Was: $89.95 -
On Sale
HK PARTS, HK 27 Round HK VP9, HK P30 9mm Magazine Complete - Red
HKP HK Parts / Heckler & Koch
Now: $89.95Was: $99.9527 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...Now: $89.95Was: $99.95 -
On Sale
HK21 Drum Hanger
HKP HK Parts
Now: $223.96Was: $279.95HKP HK21 Drum Hanger Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and parkerized for a durable finish. A lower cost alternative to the discontinued factory hanger, the HK Parts drum hanger is built for...Now: $223.96Was: $279.95