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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Out Of Stock
HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Straight
H&K Heckler & Koch
$237.95German H&K MP5 9mm 30 Round Straight Magazine Original German HK magazines ranging from VG to like new condition. Date coded with factory HK markings. These rare magazines were discontinued by HK long ago. Get yours before...HKP-16263$237.95 -
On Sale
HK MP5, HK94, SP89, SP5K Brass Catcher
E&L MFG
Now: $71.95Was: $79.95E&L MFG MP5, 94, MP5K, SP89 Brass Catcher Rigid brass catchers are uniquely designed to conform to the shape of the firearm. Snaps on and off instantly and is made from strong, lightweight, black textured plastic. Each holds a minimum of 60 rounds...HKP-00845Now: $71.95Was: $79.95 -
HK416, COLT M4 Magazine Spring - .22LR - 10 Round
HKP HK Parts
$2.95HKP 10 Round HK 416/COLT M4 .22 Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. New production mag spring for your Walther/Umarex 416 & Colt 10 round 22 LR...HKP-14542$2.95 -
On Sale
HK45, HK45C, USP Compact Magazine Locking Plate
H&K Heckler & Koch
Now: $6.95Was: $7.95HK USPC, 45, & 45C Magazine Locking Plate New factory German HK. Compatible With: HK45 HK45 Tactical HK45C HK45C Tactical HK USPC .45 HK USPC .45 TacticalHKP-02250Now: $6.95Was: $7.95 -
On Sale
HK MP5 Magazine Floorplate - .40 S&W, 10mm - US
HKP HK Parts
Now: $8.95Was: $9.95HKP HK Parts Magazine Floor Plate for HK MP5 40,10 Great for spare parts and also a much needed US made compliant part for U.S. compliance.HKP-16507Now: $8.95Was: $9.95 -
On Sale
HK MP5, MP5K Magazine Body - .40 S&W, 10mm - 30 Round - Straight
HKP HK Parts
Now: $25.95Was: $29.95HKP MP5 40/10 30 Round Magazine Body New US Made MP5 40/10 30 Round Magazine Housing Body. Each magazine body comes black in color. Each body counts as one US made compliant part and is a great item to have on hand to replace other junk mag bodies or...HKP-16508Now: $25.95Was: $29.95 -
HK91, G3, PTR Magazine - 20 Round - Aluminum - Like New - FMP
FMP HK CONTRACT
$17.95FMP Portuguese HK91, G3, PTR 20 Round Aluminum Magazine - Like New Portuguese FMP 20-round aluminum magazine for HK91, G3, and PTR pattern rifles. A solid factory-style magazine option for range use, replacement needs, or adding extra mags to your setup...HKP-22558$17.95 -
Out Of Stock
HK MP5, MP5K Brass Catcher - QD,QO
B&T Brugger & Thomet
$264.95B&T HK MP5/MP5K QD/QO Brass Catcher Works with HK MP5 only with the BT-21358 handguard or for the BT-21573 handguard for the MP5K. Compatible With: HK MP5/MP5K HK SP5/HK SP5K ClonesHKP-21315$264.95 -
Out Of Stock
B&T 9mm Dual Mag Clamp
B&T Brugger & Thomet
$52.00B&T 9mm Dual Mag Clamp Double up on your magazines with this magazine clamp made by Brügger & Thomet. Compatible With: B&T APC9 B&T GHM9 B&T SPC9HKP-17440$52.00 -
HK Mark 23 Magazine with Extension, Complete - 24 Round
HKP HK Parts
$89.95HK Parts and Heckler and Koch Complete 24 Round Magazine for Mark 23, SOCOM New HK German MK23 Magazine body combo; pre-installed along with the HK Parts mag extension kit fully installed. Each offering is complete, fully assembled, ready for...HKP-19478$89.95 -
HK416, MR556 Magazine - 30 Round - RAL8000
H&K Heckler & Koch
$199.95Heckler and Koch 30 Round Magazine - RAL 8000 for HK416 and HK MR556 Heckler & Koch reliability and durability in a 30 round 5.56 mm Polymer Magazine. Designed to provide optimal ammunition feeding for any M16, M4, AR15-type weapon, the HK 30-Round...HKP-18780$199.95 -
On Sale
HK417, MR762 Magazine Catch Spring
H&K Heckler & Koch
Now: $8.95Was: $9.95Heckler and Koch Magazine Catch Spring for HK417 and HK MR762 New HK German manufacture. Factory correct magazine catch for the magazine release. Compatible With: HK417, MR762 G28HKP-16520Now: $8.95Was: $9.95