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 MP5K Stock or Brace Adapter - .40 S&W, 10mm
HKP HK Parts
Now: $72.64Was: $113.95HKP HK Parts .40S&W and 10mm Brace and Stock Adapter for HK MP5K Easily attach your favorite A2 style stock to your MP5K 40, 10 with this durable, precision-engineered adapter. Made in the US and...HKP-21869Now: $72.64Was: $113.95 -
HK MR556 Barrel - 5.56 / .223 - 16" - Complete Upper
H&K Heckler & Koch
$989.95HK MR556 16" Complete Upper Barrel Factory HK MR556 16" barrel, complete with a factory-installed barrel nut, gas block and flash hider. Every component is brand new and meticulously crafted,...HKP-21805$989.95 -
On Sale
HK G3 Brass Catcher
B&T Brugger & Thomet
Now: $223.46Was: $385.00B&T HK G3 Brass Catcher THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL. Mounts to B&T tri-rail handguard (BT-21042) which is no longer available from B&T.HKP-21703Now: $223.46Was: $385.00 -
On Sale
HK416 Handguard - 9" - Strike Industries GRIDLOK - Full Duty
Strike Industries
Now: $203.33Was: $318.95Strike Industries HK 416 - 9" Handguard - Gridlok Full Duty The Strike Industries GRIDLOK® Rail for 416 gives you a primary, a secondary or multiple setup options as a quick and direct handguard swap...HKP-21312Now: $203.33Was: $318.95 -
On Sale
HK MP5K Barrel - 10mm - Threaded 14x.75 with 3 Lug
RCM
Now: $188.46Was: $279.95RCM HK MP5K 10mm Barrel - Threaded 14x.75 Upgrade your MP5K with the RCM HK MP5K 10mm Barrel, featuring a precise 14x1.75 threading for optimal accessory compatibility. Expertly crafted to enhance...HKP-21155Now: $188.46Was: $279.95 -
Out Of Stock
HK11 LMG 7.62×51mm NATO Parts Kit
H&K Heckler & Koch
$0.00H&K HK11 LMG 7.62×51mm NATO Parts Kit HK 11 Parts Kit 7.62x51mm demilled to BATFE specs with 2 spare G3 aluminum magazines. The HK11 was built during the 70’s and 80’s. These are interchangeable with...HKP-20912$0.00 -
On Sale
Remington 700 - 30 MOA - Scope Base Long Action
Tactical Precision MFG
Now: $26.96Was: $76.99TPM Remington 700 Scope Base Long Action 30 MOA These tight tolerance, bomb proof scope rail allow the shooter to make best use of the scope's elevation adjustment for those long-range shots and...HKP-20760Now: $26.96Was: $76.99 -
Out Of Stock
HK SL8 Barrel - 5.56 / .223 - 20.8" - Used - Complete Assembly
H&K Heckler & Koch
$449.95Factory HK SL8 Barrel, 20.8" used, like new HK German Sl8 barrel with barrel nut, gas block installed. HK SL8-1 HK SL8-6 Rare and hard to find.HKP-20316$449.95 -
HK MP5K PDW Barrel - 10mm - Threaded 9/16x24 with 3 Lug
USA
$299.95USA MP5K-PDW 10mm Barrel - Threaded 9/16x24 - 3-Lug This US-made MP5KN-PDW 10mm barrel is a rare barrel. Ideal for enhancing your MP5K-PDW, this barrel combines precision threading with the...HKP-02317$299.95 -
$89.99 -
HK G36 Magazine Follower - 30 Round
H&K Heckler & Koch
$9.95H&K HK G36 30 Round Magazine Follower German HK G36 30 round magazine follower. New HK German manufacture.HKP-17338$9.95 -
HK SL8 Adjustable Buttstock Piece - Gray
H&K Heckler & Koch
$29.95HK SL8 Adjustable Buttstock Piece - Gray Genuine HK adjustable buttstock insert.HKP-16995$29.95