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 P2000 Magazine Extension Kit - +10
HKP HK Parts
Now: $41.43Was: $64.99HKP HK P2000 +10 Magazine Extension Kit HK Parts magazine extension adds 10 additional rounds to the HK P2000 magazine with the simple swap of the floor plate & high-reliability mag spring. HKP...HKP-20811Now: $41.43Was: $64.99 -
HK91, G3 20 Round Magazines - Shooter Value - 36 Pack - Steel
H&K Heckler & Koch
$349.95HK 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...HKP-17390$349.95 -
On Sale
HK21, FMP Drum and Drum Hanger - 100 Round
H&K Heckler & Koch
Now: $1,188.95Was: $1,288.95HK Heckler and Koch HK21 and FMP Drum Hanger with 100 Round Drum Complete your HK21 or FMP21 build with the incredibly rare original H&K drum hanger and 100-round drum. These components have long...HKP-21509Now: $1,188.95Was: $1,288.95 -
On Sale
HK P2000 Magazine - 20 Round
HKP HK Parts / Heckler & Koch
Now: $89.96Was: $99.95HK Parts and Heckler and Koch 20 Round Magazine for HK P2000 and HK USP9 Compact Specifications: HK P2000 +7 magazine extension coupled with a new full-size HK P2000, 13 round magazine fully asseHKP-20789Now: $89.96Was: $99.95 -
Glock Drum Magazine - 100 Round - 9mm
Beta C-Mag
$759.95Beta C-Mag 100 Round Glock 9mm Drum Magazine Specifications: Caliber: 9mm Capacity: 100 RoundsHKP-02622$759.95 -
Out Of Stock
HK416, MR556 Magazine Floorplate - 5.56 / .223 - 10,20,30 Round - Complete
H&K Heckler & Koch
$10.95HK German HK 416, MR556 Floor Plate Extension Complete All steel HK Marked 30, 20 & 10 round floor plates. Each unit comes complete with the rubber bushing installed in the maritime finish. It is a...HKP-15209$10.95 -
On Sale
HK91, G3, PTR Drum Magazine - 50 Round
X Products
Now: $251.06Was: $278.9550 Round Drum HK91, G3, & PTR The X-91 drum replicates the original HK G8 drum to give you 50 rounds of .308 in a compact, aluminum body. The X-91 utilizes X Products’ ultra-compact single-stack...HKP-01283Now: $251.06Was: $278.95 -
On Sale
HK VP9, P30 Brass Base Pad
Grayguns
Now: $25.20Was: $28.00Grayguns Brass Base Pads are perfect for competitors looking to add weight to their pistol. Compared to our 6061 Aluminum pads, the Brass Base Pads are significantly heavier. Weight Comparison – VP9...HKP-22345Now: $25.20Was: $28.00 -
HK G36 Magazine - 30 Round - LEO Marked - USED
H&K Heckler & Koch
$195.99H&K G36 (5.56/.223) 30 Round Magazine - LEO Marked - USED CONDITION VARIES BY UNIT - SOLD INDIVIDUALLY HK German 30-round magazine, LEO marked, designed to perfectly fit all G36, G36K, G36CHKP-22212$195.99 -
On Sale
B&T USW-A1 Magazine - 9mm - 17 Round
B&T Brugger & Thomet
Now: $40.50Was: $45.00B&T 17-Round BT USW-A1 9mm Magazine New Swiss B&T manufactured 17-round magazine for the USW-A1 9mm. This item is restricted in certain states. All Federal, State and Local laws apply...HKP-18336Now: $40.50Was: $45.00 -
HK45C, USPC Magazine Body - 8 Round
H&K Heckler & Koch
$56.99H&K 8 Round HK USPC/45C .45 ACP Magazine Body A great spare to have on hand in the event that you damage or dent your magazine body. This is the mag body as shown not the complete magazine. CompatibleHKP-16323$56.99 -
HK USP Magazine Extension - 9mm - +7 Round
HKP HK Parts
$44.59 - $69.95HK Parts Magazine Extension for your HK USP or HK USPT 9mm +7 Magazine Extension Easy to install. Simply add the mag extension to your existing mag body and follower. No gunsmithing required. Made...HKP-21841-M$44.59 - $69.95