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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HK53 Cocking Tube - Left Hand
HKP HK Parts
$99.95HK53 Length Cocking Tube - For Left Handed Shooters New HK53, HK51 cocking tube made in the US. Made to the exact HK specifications as the factory HK53 German cocking tube. This is the only factory correct HK53 cocking tube available as HK Germany does...HKP-19028$99.95 -
HK MP5 Bolt Carrier - Full Auto - .40 S&W / 10mm - USA
HKP HK Parts
$149.95HKP MP5 40/10 Full Auto Bolt Carrier Machined completely from billet ordnance steel and black oxide finished. This carrier is made to the latest specs, tungsten filled, and heat treated. Made in the USA and available exclusively at HK Parts...HKP-18363$149.95 -
Out Of Stock
HK MP5K, SP89 Trigger Group - 9mm - 2 Position - Housing 0,1
HKP HK Parts
$0.00HKP/H&K MP5K/SP89 9mm Safe & Semi Only Trigger Group - Clipped & Pinned Introducing a cost-effective alternative to the rare and expensive all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 2-position Navy factory German...HKP-17241$0.00 -
HK MP5K Bolt Group - Complete - Full Auto - 9mm
H&K Heckler & Koch
$2,974.95MP5K Full Auto Bolt Group "F" Style Complete - German Each factory HK MP5K bolt group includes the following: MP5K F/A - F style bolt carrier F style bolt head 100 degree locking piece firing pin firing pin spring recoil rod assembly Extremely rare...HKP-00384$2,974.95 -
Out Of Stock
HK MP5K, SP89, SP5K End Cap, Incomplete - 9mm
H&K Heckler & Koch
$0.00HK Factory German MP5K, SP-89, SP5K End Cap - Incomplete Each pistol end cap is OEM HK German MP5K, MP5K-N, SP5K, SP89 stripped end cap. Compatible With: MP5K SP89 SP5K MP5K-N MP5K-PDW MP5K clones or other custom buildsHKP-18208$0.00 -
HK MP5K 3 Position (0,1,F) Navy Ambidextrous Trigger Group
H&K Heckler & Koch
$2,499.95HK MP5K 3 Position (0,1,F) Navy Ambidextrous Trigger Group HK German MP5K 3 Position 0,1,F Navy Ambidextrous Trigger Group For MP5K, MP5KN or MP5K PDW. New HK German manufacture. This is the real deal. Only a few on hand and once they are all gone there...HKP-00405$2,499.95 -
Out Of Stock
HK Ambidextrous Sling - Green
H&K Heckler & Koch
$149.95HK Ambidextrous Sling - Green This sling is the factory HK Green 1.25" Ambi Sling with dual HK sling hooks for use on either the left or right side of the weapon. Best used with the ambi sling pins as the option shown below. Can be used on nearly...HKP-00183$149.95 -
On Sale
Harris Bipod Mount - KeyMod Handguard
Ergo
Now: $9.95Was: $38.95Ergo Harris Bipod Mount - KeyMod Handguard Features: KeyMod Bipod Mount Black anodized 6061-T6 Alum. Compatible With: Harris-style bipodsHKP-17874Now: $9.95Was: $38.95 -
On Sale
HK MP5, G3, HK33 Hammer with Pressure Shank for Burst Trigger Groups
H&K Heckler & Koch
Now: $147.95Was: $349.952 or 3-Round Burst Hammer with Pressure Shank HK factory burst trigger pack hammer and pressure shank. Compatible with 2 and 3-round burst trigger packs: (0,1,3,F), (0,1,2,F), (0,1,3), (0,1,2). Compatible With: HK MP5, MP5K HK SP5, SP5K HK91,...HKP-00851Now: $147.95Was: $349.95 -
Out Of StockOn Sale
HK91, G3, PTR Magazine - 20 Round - Steel - USED
Rheinmetall
Now: $24.95Was: $34.95Rheinmetall HK91, G3, PTR Magazine - 20 Round - Steel - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DENTS AND PITTING USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. G3 steel mags were made for the...HKP-22495-USEDNow: $24.95Was: $34.95 -
On Sale
HK Handguard Sling Pin - Ambi - Small - USED
H&K Heckler & Koch
Now: $42.95Was: $61.95HK Handguard Sling Pin - Ambi - Small - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. This ambidextrous pin will allow the user to attach a sling hook to...HKP-00077-USEDNow: $42.95Was: $61.95 -
HK G36 2 Position Lower Housing - FDE
HKP HK Parts
$154.95HK G36 (5.56/.223) 2 Position (0,1 Pictogram) Lower Housing This lower housing is available without internals, a unique offering as G36 lowers previously only came as complete trigger groups with both grip and internals. Ideal for SL8 to G36 conversions,...HKP-22510$154.95