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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HK417, MR762 Complete Buffer
H&K Heckler & Koch
$129.95H&K HK MR762/417 Complete Buffer Specifications: Weight: 6.1 Oz Overall length: 3.20" OD: 1.18"HKP-16769$129.95 -
HK417, MR762 Cam Pin
H&K Heckler & Koch
$64.95H&K HK MR762/HK417 Cam Pin Compatible With: HK MR762HKP-16844$64.95 -
HK416 A3 Handguard - Flip Up Sight - 11" - Extended
H&K Heckler & Koch
$799.95Heckler and Koch Extended Forearm with Integrated Flip Up Front Sight for HK 416 A3 HK designed and manufactured in Germany 11" HK416 A5, MR556 extended quad rail. This drop-in unit offers 2 full...HKP-17377$799.95 -
HK G36, SL8 Barrel Retaining Nut
H&K Heckler & Koch
$29.95HK G36 & SL8 Barrel Retaining Nut - German HK Compatible With: SL8 (all models and variants) G36E G36K G36HKP-16341$29.95 -
HK USC, SL8 Buttstock Allen Screw
H&K Heckler & Koch
$17.95Buttstock Allen Screw For HK USC Or HK SL8 rifles. This is the screw that holds the stock assembly onto the upper receiver of the HK USC & SL8.Great for replacements or to have as spares. This item...HKP-01649$17.95 -
HK UMP Magazine - 30 Round - .40 S&W
H&K Heckler & Koch
$79.95HK Heckler and Koch German .40 S&W 30 Round Factory Magazine for HK UMP New factory fresh production HK magazine. Compatible With: HK UMP .40HKP-00607$79.95 -
On Sale
HK21E, HK11E Firing Pin - Titanium
HKP HK Parts
Now: $31.84Was: $49.95HK21E, MM21E, 11E Firing Pin - Titanium Grade 6 weapons grade Titanium manufacture. Made in the USA. A must have upgrade to have on hand as the firing pin is one of the most abused components in...HKP-17771Now: $31.84Was: $49.95 -
HK91, G3 Trigger Group - Burst 4 Position 0,1,3,F - Push Pin
H&K Heckler & Koch
$3,299.95HK Heckler and Koch 4 Position Burst Trigger Group - for HK G3, HK91, and HK PTR - German HK HK G3 and HK91 4 Position 0,1,3,F burst trigger group is complete factory German. Rare and hard to find...HKP-00208$3,299.95 -
Out Of Stock
HK33, HK53, HK93 Bolt Carrier - Full Auto - Buffered Style - Used
H&K Heckler & Koch
$345.95HK German production HK German HK33, 33K, 93 Full Auto Bolt Carrier Used Buffered Style Hard to find, vintage HK German buffered style F/A bolt carrier. Perfect for a spare or to upgrade your clone...HKP-16455$345.95 -
Out Of Stock
HK MP5 Barrel - 9mm - Threaded 1/2x28 with 3 Lug - Navy - US
HKP HK Parts
$179.95HKP MP5 9mm Navy Barrel - Threaded 1/2x28 - 3-Lug High quality, US-made MP5-N barrel. Built to last and finished in resilient nitride. Precision milled to the latest specs with the factory correct...HKP-17926$179.95 -
HK MP5 Rear Receiver Section
H&K Heckler & Koch
$14.95H&K MP5 Rear Receiver Section HK German demilled receiver section with rear sight base as installed at the factory. MP5 & HK94 Factory HK rear sight bases (portion welded to MP5 receiver), you get...HKP-02167$14.95 -
HK MP5, SP5 A1 Sling Swivel End Cap
H&K Heckler & Koch
$139.99HK German MP5 & SP5 A1 End Cap With Sling Swivel The MP5 end cap allows the user to add a single-point sling. Perfect for a pistol build or a lower profile setup. Made by HK Germany. Compatible With:HKP-00114$139.99