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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HK91, G3 SEF Navy Style Trigger Housing - Clipped & Pinned
H&K Heckler & Koch
$179.95H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Clipped & Pinned New German-made Heckler & Koch grip housing comes in black polymer clipped and pinned, ready to drop on your HK 91, HKG3, PTR-91, or other HK .308 type build. Accepts...HKP-00513$179.95 -
HK91, G3 Fixed Buttstock with Enhanced Heavy Buffer - Alpine Green - Surplus
H&K Heckler & Koch
$129.95HK German Surplus G3, 91, PTR Stock Complete with Enhanced Heavy Buffer Installed - Alpine Green The Alpine green stock was the last version that the German military produced and is the darkest green version available. All stocks are 90's...HKP-18934$129.95 -
HK G3 Parts Kit - Tungsten Filled Carrier - (Greek HK Contract)
EBO
$389.95HK Contract Greek EBO G3 .308/7.62 X 51mm Surplus Parts Kit Rare and HK Greek EBO Surplus G3 parts kits with the Tungsten filled bolt carriers. Each demilled parts kit comes with all parts from a functional HK G3 full auto rifle except the barrel and...HKP-17695$389.95 -
HK MP5 Trunnion - .40 S&W, 10mm
HKP HK Parts
$139.95MP5 40 & MP5 10mm Trunnion Machined from ordnance-grade steel and heat-treated to factory specs. Each has the bullet guides pre-installed and included. These are the best USA-made trunnions on the market. Machined to HK spec, making the installation...HKP-02737$139.95 -
Out Of Stock
HK MP5 Field Cleaning Kit - .40 S&W, 10mm
HKP HK Parts / Heckler & Koch
$79.95HKP HK Parts and Heckler and Koch Field Cleaning Kit for HK MP5 40,10 This cleaning kit is a genuine HK factory cleaning kit and is recommended by HK for all HK pistol owners. Includes: Saf-T-Clad Cleaning Rod Accessory Adapter Section...HKP-00340$79.95 -
HK MP5, HK33, HK53, HK93 Grip Frame Housing - 2 Position S,F,Pictogram - Clipped and Pinned - 9mm, 5.56 / .223
PTR
$99.95PTR HK MP5 & 93/53/33 (9mm & 5.56/.223) 2 Position (S,F Pictogram) Grip Frame Housing - Clipped & Pinned This is made by PTR-91 to exact HK specs. These housings come clipped and ready for the semi-auto shelf. This HK aftermarket trigger...HKP-00840$99.95 -
HK Single Point Sling - ACU Digital Camo
HKP HK Parts
$29.95HKP Single Point Sling - ACU Digital Camo HK single-point bungee sling for use on all HK & other firearm applications. This super high-quality sling is a must-have for those who prefer operating with a single-point sling over the traditional 3-point...HKP-15041$29.95 -
HK MP5, MP5SD Cocking Tube Support - Titanium -Universal
HKP HK Parts
$119.95HKP MP5, MP5SD Universal Cocking Tube Support - Titanium Made from aircraft grade 5 Titanium from the factory HK German print & specs. An HK German quality part made in the USA offered at a great price point. Each MP5 9mm cocking tube support will...HKP-18193$119.95 -
HK416, MR556 Magazine Catch - Ambi
H&K Heckler & Koch
$104.95Heckler and Koch Ambidextrous Magazine Catch for HK416 and HK MR556 Factory HK ambi magazine catch, release. Compatible With: HK416A5, MR556 A4 NOT compatible with earlier variants with single-side controlsHKP-22289$104.95 -
On Sale
HK V51 Backplate
HKP HK Parts
Now: $99.95Was: $167.95HKP V51 Backplate HK Parts brings you a long lost part that was no longer available till now. The Vector Arms V51 firearms was one of the most aclaimed PDW of its time but replacement parts have become difficult to source. We now take like new G3...HKP-21201Now: $99.95Was: $167.95 -
HK416, MR223 Handguard - 11" - M-LOK - Coyote Tan
B&T Brugger & Thomet
$279.95B&T Brugger and Thomet 11" M-LOK Handguard for HK416 and HK MR223 - Coyote Tan B&T's one-piece 10-inch MLOK handguard for the Heckler and Koch HK416 and civilian equivalent MR223 is an amazing improvement for the combat value of these rifles. A...HKP-20400$279.95 -
On Sale
HK MP5 Pistol Stabilizing Brace - SBA4 - Adapter Included - OD Green
SB Tactical
Now: $229.95Was: $294.95SB Tactical HK MP5 SBA4 Pistol Stabilizing Brace & Adapter - OD Green MP5, SBA4 5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment. This brace is the perfect addition for...HKP-20351Now: $229.95Was: $294.95