HK Rifle / SMG Parts
Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!
Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.
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On Sale
HK Roller Retainer Pin - New Style
H&K Heckler & Koch
Now: $6.25Was: $6.95HK Roller Retainer Pin, Clamping Sleeve- New Style This part works with all roller retainer plates and springs. HK started this change of roller retainer pins starting in all 2011-produced bolt heads. Works with all styles of roller retainer plates...Now: $6.25Was: $6.95 -
On Sale
HK 90 Series Axle - Ejector Lever - US
HKP HK Parts
Now: $7.96Was: $9.95US Ejector Lever Axle This US ejector lever axle pin holds the ejector lever in place in the trigger pack. Made out to HK spec for the best US replacement part on the market. The best replacement for your worn out or broken axle. A must have replacement...Now: $7.96Was: $9.95 -
On Sale
HK MP5 Pistol Stabilizing Brace - .22LR
SB Tactical
Now: $134.95Was: $149.95SB Tactical - HK MP5 .22LR Pistol Stabilizing Brace The SBT5-22 Pistol Stabilizing Brace® enhances your HK MP5 .22LR with an integral, side-folding polymer endplate. The SBT5-22 gives you all of the advantages of a pistol with improved control by...Now: $134.95Was: $149.95 -
On Sale
HK MP5K Locking Piece - #28, 80 Degree
RCM
Now: $31.46Was: $34.95RCM HK MP5K/N/PDW # 28 Locking Piece 80 Degree This part is used in conjunction with a suppressor and 147-grain or heavier ammunition. This item is made 100% here in the US from enhanced steel and heat treated to the proper specifications...Now: $31.46Was: $34.95 -
On Sale
HK MP5 Magazine - 9mm - 30 Round
AC-Unity
Now: $20.66Was: $22.95AC-Unity 30 Round HK MP5 9mm Magazine CLICK ON THE "Bulk Pricing" LINK ABOVE (UNDER THE SKU NUMBER) FOR OUR BULK PRICING SCHEDULE The AC-Unity 30 round MP5 magazine is a lightweight, impact resistant and reliable magazine for all 9mm HK MP5, SP5,...Now: $20.66Was: $22.95 -
On Sale
HK MP5, SP5 Stock - A2 Fixed
Michaels Machines
Now: $161.95Was: $179.95HK MP5, SP5 Stock - A2 Fixed - US Made Each stock counts as one US-made compliant part. Perfect for that build where you US-made component is required for compliance. This is the finest US-made MP5 stock as it includes a rubberized backplate to mitigate...Now: $161.95Was: $179.95 -
On Sale
HK MP5 .22 Match Trigger Upgrade Spring Kit
HKP HK Parts
Now: $13.99Was: $17.49H&K MP5 .22 Match Trigger Spring Kit - Set of 3 Enhanced Springs The HK Parts Match drop-in spring upgrade set will enhance your MP5-22's trigger pull to an even smooth, crisp, and lighter pull that will promote better control, which in turn promotes...Now: $13.99Was: $17.49 -
On Sale
HK MP5 Handguard - M-LOK
MI Midwest Industries
Now: $112.45Was: $124.95MI MP5 M-LOK Forearm Compatible professional grade one piece design Simple installation, include all tools Mil-spec top rail. Features 15 full and 5 half M-LOK slots. Features two anti-rotation QD sling swivel sockets. Constructed of 6061 aluminum, hard...Now: $112.45Was: $124.95 -
On Sale
HK Cleaning Brush - Barrels - Chamber Face
HKP HK Parts
Now: $20.79Was: $25.99HKP Chamber Face Brush For All Barrels This brush was specifically designed to clean those hard-to-reach nooks and crannies in the barrel face. Threaded to fit all standard 8/32 US cleaning rods. Compatible With: G3, 91, PTR 93, 33, 53 MP5, MP5SD,...Now: $20.79Was: $25.99 -
On Sale
HK MP5 .22 Clamp - Dual Magazine
HKP HK Parts
Now: $26.36Was: $32.95HK MP5 .22 Dual Mag Clamp/Coupler The MP5 .22 magazine grip or dual magazine clamp. Fits all MP5 .22 magazines. Holds two magazines together for ease of use and easy access to 2 magazines. This is the way to go if you want to have multiple...Now: $26.36Was: $32.95 -
On Sale
HK Push Pin - Butt Stock - German
H&K Heckler & Koch
Now: $8.05Was: $8.95HK German Butt Stock Push Pin Each large stock push pin is used to retain the stock to the receiver on the 90 series of firearms. These are great replacement or spare parts to keep on hand as they fit all of the 90-series firearms below. The large push...Now: $8.05Was: $8.95 -
On Sale
HK417, MR762 Magazine - 20 Round
H&K Heckler & Koch
Now: $62.96Was: $69.95HK MR762 & HK417 - 20 Round Magazine This is the factory OEM magazine for the new HK 7.62 X 51mm rifles. It is the highest magazine capacity available for the MR762 and HK417 family of firearms. Compatible With: HK MR762 HK 417 HK G28Now: $62.96Was: $69.95