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 USP, HK45 Compact Magazine, Complete - 18 Round
HKP HK Parts / Heckler & Koch
Now: $80.95Was: $89.95Heckler and Koch, HKP 18 Round Magazine for HK45 Compact, HK USP45 Compact Complete 18-round magazine assembled using a factory Heckler and Koch magazine body combined with an HKP magazine extension. This configuration increases capacity while...HKP-22520Now: $80.95Was: $89.95 -
On Sale
HK CC9 Magazine Locking Plate - 10 Round Ext.
H&K Heckler & Koch
Now: $4.95Was: $5.95H&K CC9 Magazine Locking Plate - 10 Round Ext. Factory German HK magazine locking plate for use with the HK CC9 +10 round magazine extension. Secures the extended baseplate to the magazine body. Compatible With: HK CC9HKP-22154Now: $4.95Was: $5.95 -
On Sale
HK CC9 Magazine Locking Plate - 12 Round
H&K Heckler & Koch
Now: $4.95Was: $5.95H&K CC9 Magazine Locking Plate - 12 Round Locking plate for H&K CC9 12-round magazine. Secures the floor plate and internal components to the magazine body. German-made by H&K. Compatible With: HK CC9HKP-22145Now: $4.95Was: $5.95 -
Out Of Stock
HK UMP Magazine - .40 ACP - 30 Round - LEO Marked
H&K Heckler & Koch
$99.95Rare Surplus 30 Round Magazine - LEO Marked - Windowless - UMP .40 S/W Rare UMP .40 windowless magazine with LEO markings. Highly unique magazines as these were "early production" magazines that were used before they switched over to the windowed UMP...HKP-20749$99.95 -
On Sale
B&T TP9, MP9 Brass Catcher - Quick Detach- Polymer
B&T Brugger & Thomet
Now: $178.95Was: $197.95B&T TP9/MP9 Polymer Quick Detach Brass Catcher This is the new style brass catcher that only fits new style TP9 top covers. Specifications: Color: Black Height max: 102.2 mm Length max: 122 mm Material: Polymer Mounting: Weapon must be...HKP-17286Now: $178.95Was: $197.95 -
On Sale
HK 20 Round HK91, G3 Rare LEO Laser Marked Steel Magazine - Parkerized
H&K Heckler & Koch
Now: $53.95Was: $59.9520 Round Steel Magazine HK L.E.O - HK 91, G3, PTR .308- LEO Laser Marked Perfect for the avid collector, HK .308 factory steel 20-round all-steel magazine. Each magazine starts as a handpicked unit and is expertly broken down and refinished, inside...HKP-19333Now: $53.95Was: $59.95 -
Out Of Stock
HK23E Ammunition Belt Box - 5.56 / .223
H&K Heckler & Koch
$0.00HK23E & MM23E Belt Box - German HK Brand new German HK23E, MM23E made feed box. The German units have long since been out of production so getting these new old stock German HK feed boxes is a windfall and a rare opportunity. Compatible With: HK 23E...HKP-18012$0.00 -
On Sale
HK91, G3 Magazine Unloader
H&K Heckler & Koch
Now: $44.95Was: $49.95HK Factory German Unloader For HK 91, G3, And PTR Magazines Brand new HK German manufactured magazine loader for the alloy or steel mags. Made from all steel construction. Compatible With: HK 91 magazines HK G3 magazines PTR, CETME HK PSG-1 magazines HK...HKP-01508Now: $44.95Was: $49.95 -
Out Of StockOn Sale
HK MP5, MP5K Magazine - LEO Marked - 9mm - 30 Round - USED
H&K Heckler & Koch
Now: $134.95Was: $199.95HK 30 Round HK MP5, MP5K LEO Marked 9mm Magazine - USED SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This is a used H&K German MP5 9mm 30-round magazine. All MP5 magazines...HKP-20517-USEDNow: $134.95Was: $199.95 -
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, G36C variants, and converted SL8's with the G36 magwell...HKP-22212$195.99 -
Out Of StockOn Sale
HK MP5 Magazine - 30 Round - BLEMISHED
MKE
Now: $35.09Was: $49.95MKE 30 Round MP5 Magazine - BLEMISHED SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. These MKE MP5 30 round magazines are the perfect...HKP-21184-BL-BNow: $35.09Was: $49.95 -
On Sale
HK CC9 Magazine Locking Plate - 10 Round
H&K Heckler & Koch
Now: $4.95Was: $5.95H&K CC9 Magazine Locking Plate - 10 Round Locking plate for H&K CC9 10-round magazines. Secures the floor plate and internal components to the magazine body. Genuine H&K part. Compatible With: HK CC9HKP-22149Now: $4.95Was: $5.95