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
B&T USW-A1 Magazine - 9mm - 19 Round
B&T Brugger & Thomet
Now: $49.50Was: $55.00B&T 19 Round BT USW-A1 9mm Magazine New Swiss B&T manufactured 19 Round magazine Compatible With: B&T USW-A1 9mm Specifications: Factory new condition 19-round capacity 9mmNow: $49.50Was: $55.00 -
On Sale
HK VP9SK, P30SK +5 Magazine Extension Kit - Black - BLEMISHED
HKP HK Parts
Now: $16.46Was: $34.95HKP HK VP9SK/P30SK +5 Magazine Extension Kit - Black - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. HK Parts magazine extension kit adds 5 additional...Now: $16.46Was: $34.95 -
On Sale
HK 30 Round HK UMP .40 Magazine - LEO Marked
H&K Heckler & Koch
Now: $89.95Was: $99.9530 Round Magazine - LEO Marked - New - UMP .40 S/W This magazine will fit all HK UMP .40 Caliber UMP's as well as the USC-UMP .40 caliber conversions. New factory fresh production HK magazine. The perfect option for those that like to collect LEO marked...Now: $89.95Was: $99.95 -
On Sale
F5 MFG 50 Round BT APC9, BT GHM9 9mm Drum Magazine
F5 MFG
Now: $152.06Was: $168.95F5 MFG 50 Round BT APC9 & GHM9 9mm Drum Magazine The only one of its kind, Brugger & Thomet APC9 & GHM9 50 round drum magazine. Truly an incredible combination of quality and performance, be the first to own this exclusive accessory...Now: $152.06Was: $168.95 -
On Sale
HK USP 9mm +10 Magazine Extension
HKP HK Parts
Now: $55.96Was: $69.95Magazine Extension - +10 - HK USP 9mm Easy to install. Simply add the mag extension to your existing mag body and follower. No gunsmithing needed. Made 100% in the USA out of aircraft-grade, hard-coat anodized aluminum with steel hardware. Ultra...Now: $55.96Was: $69.95 -
On Sale
HK UMP .45 ACP Magazine Follower
USA
Now: $8.96Was: $9.95HK UMP .45 Magazine Follower - USA New UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines both US or GermanNow: $8.96Was: $9.95 -
On Sale
ATI 100 Round GSG-522/GSG-16 Drum Magazine
ATI
Now: $159.95Was: $199.95ATI 100 Round GSG-522/GSG-16 Drum Magazine These are the latest, second-generation drums direct from Germany. Compatible With: GSG5 .22 rifles or pistols GSG-16 .22 rifles or pistols. Please Note: This will not fit the Umarex MP5 .22 or HK...Now: $159.95Was: $199.95 -
On Sale
HK21 Drum Hanger and100rd Drum
HKP HK Parts
Now: $348.76Was: $435.95HKP HK21 Drum Hanger with H&K 100 Round Drum Complete your HK21 or FMP21 build with our HKP drum hanger and H&K original 100-round drum. Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and...Now: $348.76Was: $435.95 -
On Sale
HK33, HK53, HK93 Dual Magazine Clamp
HKP HK Parts
Now: $39.96Was: $49.95HKP HK33, HK53, HK93 Dual Magazine Clamp Securely hold two HK33 magazines together for fast mag swaps. Precision-machined from billet aluminum and anodized in the popular red or classic black. Our dual mag clamp is a must for those quick mag changes...Now: $39.96Was: $49.95 -
On Sale
HK USPC, P2000 Magazine Body - .40 S&W - 10 Round
H&K Heckler & Koch
Now: $22.45Was: $24.95H&K 10 Round HK USPC/P2000 .40 S&W Magazine BodyNow: $22.45Was: $24.95 -
On Sale
HK 5.56 Magazine Assist - 3 Pack
Magpul
Now: $8.96Was: $9.95ORIGINAL MAGPUL® 5.56 NATO, 3 PACK When installed on the base of a 5.56x45 rifle magazine, the original Magpul provides improved speed and control during high stress, tactical magazine changes. Durable synthetic rubber loop with recessed rough...Now: $8.96Was: $9.95 -
On Sale
HK91, G3, PTR Magazine - 5 Round
HKP HK Parts
Now: $63.96Was: $79.95HKP HK 91/G3/MSG90 5 Round Magazine - Steel - (7.62x51/.308) 5 Round German Steel 308 Magazine With US Made Floorplate (Counts as 1 US made Part for 922R compliance) For HK Rifles.This magazine is made by Heckler and Koch & converted to five rounds...Now: $63.96Was: $79.95