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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HK417, MR762 Brass Catcher
H&K Heckler & Koch
$624.95H&K HK MR762/417 Brass Catcher - Black This factory H&K brass catcher is quick and easy to install on to your factory picatinny mount equipped handguard. If your handguard does not have a picatinny rail to mount the brass catcher, you can...HKP-19179$624.95 -
HK417, MR762 Rear Sight Drum
HKP HK Parts
$29.95HKP HK MR762 & HK 417 Rear Sight Drum Made in the USA.HKP-17776$29.95 -
HK Mark 23 Lockout Device Set
H&K Heckler & Koch
$29.95HK Mark 23/SOCOM Lockout Device Set Includes: Lockout key Lockout deviceHKP-01547$29.95 -
On Sale
HKP 20 Round HK VP9A1 K 9mm Complete Magazine - Red Extension with Red Follower
HKP HK Parts
Now: $54.95Was: $78.95HKP 20 Round HK VP9A1 K 9mm Complete Magazine - Red Extension with Red Follower INSTALLATION MARKS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL...HKP-21974-RED-RED-BNow: $54.95Was: $78.95 -
On Sale
HK VP9A1 K Magazine - 10 Round - BLEMISHED
H&K Heckler & Koch
Now: $39.95Was: $59.95HK VP9A1 K Magazine - 10 Round - BLEMISHED INSTALLATION MARKS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Factory 10-round magazine for the VP9A1 K...HKP-22301-BNow: $39.95Was: $59.95 -
On Sale
HK USP Magazine - .40 S&W - 10 Round - BLEMISHED
H&K Heckler & Koch
Now: $38.95Was: $55.95HK 10 Round HK USP .40 S&W Magazine - 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. Fits all USP full-size .40 pistols. Perfect for those...HKP-01205-BNow: $38.95Was: $55.95 -
On Sale
HK MP5, MP5K Clamp - 9mm - Dual Magazine - BLEMISHED
H&K Heckler & Koch
Now: $99.95Was: $149.95H&K MP5 & MP5K 9mm Dual Magazine Clamp - BLEMISHED ONLY 2 UNITS AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Allows the...HKP-00083-BL-BNow: $99.95Was: $149.95 -
On Sale
HK UMP Housing - .40 S&W - 30 Round - Magazine Housing ONLY - BLEMISHED
HKP HK Parts
Now: $29.95Was: $49.95HKP HK Parts HK UMP (.40 S&W) 30 Round Magazine Housing ONLY - BLEMISHED Priced for ONE Magazine Housing ONLY - Condition Varies by Unit - Each unit Sold INDIVIDUALLY ONLY 2 UNITS AVAILABLE - AS PICTURED MAGAZINE BODY ONLY COSMETICALLY BLEMISHED...HKP-17583-BL-BNow: $29.95Was: $49.95 -
HK G36, SL8 Brass Catcher
B&T Brugger & Thomet
$284.95B&T HK G36 & SL8 Brass Catcher This brass catcher is expertly crafted for the HK G36. The B&T QD attachment system enables quick mounting and dismounting. For optimal compatibility, the G36 must be equipped with a B&T quad rail handguard...HKP-21530$284.95 -
HK P2000 Magazine Extension Kit - +7
HKP HK Parts
$64.99HKP HK P2000 +7 Magazine Extension Kit This listing is for the magazine extension ONLY. This is not a complete magazine. The referenced magazine capacity is the total capacity once the extension...HKP-21527-M$64.99 -
HK Mark 23 Magazine Housing - 10 Round
H&K Heckler & Koch
$49.9510 Round HK Mark 23 Magazine HousingHKP-16647$49.95 -
HK USP, USP Tactical .45 ACP Lockout Device Set
H&K Heckler & Koch
$39.95HK USP/Tactical .45 ACP Lockout Device Set Compatible With: HK USP .45 USP .45 Tactical full size modelsHKP-01503$39.95