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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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 -
HK416, MR556 Magazine Locking Plate
H&K Heckler & Koch
$9.95HK German HK MR556 & HK 416 Magazine Locking PlateHKP-13484$9.95 -
Out Of Stock
HK USC Magazine Locking Plate Insert - .45 ACP
H&K Heckler & Koch
$8.95H&K USC (.45 ACP) Magazine Locking Plate InsertHKP-16384$8.95 -
On Sale
HK VP9SK, P30SK, P2000SK Magazine Extension Kit - 9mm - +5 - Red - BLEMISHED
Solum Tool
Now: $40.95Was: $59.95Solum Tool HK VP9SK, P30SK, P2000SK +5 Magazine Extension Kit - 9mm - .45 ACP - Red - BLEMISHED ONLY 2 UNITS AVAILABLE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE...HKP-99410Now: $40.95Was: $59.95 -
On Sale
HK USP45, Mark 23 Magazine Extension Kit - .45 ACP - +3 - Red - BLEMISHED
Solum Tool
Now: $36.95Was: $54.95Solum Tool HK USP45, Mark 23 +3 Magazine Extension Kit - .45 ACP - Red - BLEMISHED ONLY 1 UNIT 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...HKP-99409Now: $36.95Was: $54.95 -
On Sale
HK USP45, Mark 23 Magazine Extension Kit - .45 ACP - +3 - Black - BLEMISHED
Solum Tool
Now: $36.95Was: $54.95Solum Tool HK USP45, Mark 23 +3 Magazine Extension Kit - .45 ACP - Black - BLEMISHED ONLY 1 UNIT 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...HKP-99408Now: $36.95Was: $54.95 -
On Sale
HKP 24 Round HK VP9, P30 9mm Complete Magazine - BLEMISHED
HKP HK Parts
Now: $69.95Was: $89.9524 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30 INSTALLATION MARKINGS 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 takes an existing 17...HKP-19457-BNow: $69.95Was: $89.95 -
On Sale
HK MP5, HK94, SP89, SP5K Brass Catcher - USED
E&L MFG
Now: $53.95Was: $79.95HK MP5, HK94, SP89, SP5K Brass Catcher - USED ONLY 1 UNIT AVAILABLE - AS PICTURED RESIDUE USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Rigid brass catchers are uniquely designed to conform to the...HKP-00845-USEDNow: $53.95Was: $79.95 -
On Sale
HK MP5, MP5K Magazine - 30 Round - LEO Marked Ashurn - Chromium Nitride - BLEMISHED
H&K Heckler & Koch
Now: $117.95Was: $159.95HK MP5, MP5K Magazine - 30 Round - LEO Marked Ashurn - Chromium Nitride - BLEMISHED ONLY 1 UNIT 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...HKP-21792-CRN-A-BNow: $117.95Was: $159.95 -
On Sale
HK USP Compact Lockout Device - Complete
H&K Heckler & Koch
Now: $19.95Was: $24.95HK USP Compact Lockout Device - Complete Easily installs to lock out the magazine. Used to comply with certain state laws and as an added safety feature. This lockout device can be retrofitted to older-style USPC's that do not have the lockout device...HKP-99360Now: $19.95Was: $24.95 -
HK SL8-6 Magazine - .223 - 20 Round
Promag
$39.95ProMag HK SL8-6 .223 20 Round Magazine ProMag magazine body constructed of a proprietary DuPont® Zytel™ based polymer. The magazine follower is injection molded and the magazine spring is formed from heat treated chrome silicon wire. Compatible...HKP-99358$39.95