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
HK33, HK53, HK93 Push Pin Spring
MKE
Now: $2.19Was: $3.95MKE HK33, HK53, HK33 Push Pin Spring A must have replacement spring to have on hand. A quick and easy install spring to get your push pins back to working condition. A great replacement for those worn out springs that come loose while in action...HKP-22228Now: $2.19Was: $3.95 -
Out Of Stock
HK Screwdriver for Adjustable Rear Sight
H&K Heckler & Koch
$9.95Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.HKP-21981$9.95 -
B&T NATO A2 to HUB Suppressor Adapter
B&T Brugger & Thomet
$250.00B&T NATO A2 to HUB Suppressor Adapter Stainless steel adapter that connects NATO-spec A2 flash hiders to any 1.375x24 TPI HUB-compatible suppressor. Features a gate lock and ratchet system for secure, repeatable mounting—used by NATO forces...HKP-21723$250.00 -
M-LOK Foregrip - Skeleton
JMAC Customs
$89.95JMAC Universal M-LOK Skeleton Forward Grip Can be used as a forward grip or a handstop! Features: Reversible and Lightweight M-LOK Compatible (Requires 2 slots) Fits in and across M-LOK Slots Includes mounting hardware 7075 T6 Aluminum Hard Coat...HKP-21240$89.95 -
HK MP5, SP5 Trigger Housing - AR - 9mm
Magpul
$299.95Magpul HK MP5/SP5 9mm AR Trigger Housing With our new MP5 AR style trigger housing you can have the desired Navy pictograph look with the versatile options of trigger guards to fit your shooting style and the option of storage inside the magpul grip...HKP-20727-M$299.95 -
On Sale
HK MP5 QD End Cap with Buffer
HKP HK Parts
Now: $63.95Was: $99.95Quick Detach Steel End Cap With Replaceable Rubber Buffer - HK MP5 With this MP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft...HKP-20118Now: $63.95Was: $99.95 -
On Sale
HK MP5 Foregrip Weapon Light - 628 Momentary - USED
Surefire
Now: $399.95Was: $499.95Surefire 628 HK MP5 - Momentary Handguard - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY NO BATTERIES INCLUDED. USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Surefire 628 momentary forearm used...HKP-19403-BNow: $399.95Was: $499.95 -
HK53 Barrel - .300 BLK - 8.20" - Threaded 5/8x24
RCM
$239.95RCM HK53 .300 BLK Barrel - Threaded 5/8x24 Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and suppressors with the 5/8x24 thread pitch. Although, this barrel is perfect for just about any .300 BLK suppressor...HKP-13907$239.95 -
HK33, HK53, HK93 Drum Magazine - 50 Round
X Products
$349.9550 Round Drum HK 93, 33, 53 & Clones, Custom Builds - X93, 33, 53 X Products 50 round drum for the HK93, 33, 53 family of firearms. Will fit all in-spec firearms made to German HK magwell specs. Each drum in this limited run was crafted from...HKP-17812$349.95 -
HK MP5K Weldment Set, Complete
$59.95MP5K Complete Weldment Set Each set of weldments is all of the weldments required for an MP5K flat. Includes: Rear sight base Sight tab Case deflector Semi auto shelf Side reinforcement tabs 2 X rear stock bushingsHKP-16231$59.95 -
HK MP5, MP5K Muzzle Protector Cap - 3-Lug
H&K Heckler & Koch
$19.95H&K MP5, MP5K Muzzle Protector Cap - 3-Lug New HK German high-impact polymer muzzle protector, sealing cap. Simply slide the barrel cap over the exposed HK MP5, MP5K 3-lug barrel and remove when needed. A must have for sealing the muzzle end of the...HKP-17666$19.95 -
HK MP5, HK91, G3, HK33 Cocking Tube Detent End Cap
H&K Heckler & Koch
$4.95HK German Cocking Tube End Cap/Dust Cap Detent HK German cocking tube detent for all steel and aluminum cocking tube end caps. Made of steel and finished in black.HKP-18050$4.95