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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HK21E, HK23E Rear Sight Base
H&K Heckler & Koch
$89.95H&K HK21E/23E Rear Sight Base Factory German HK21E/23E rear sight base ready to weld on your build. The rear sight base serves as the mounting point for the rear sight, providing stability and proper...HKP-21849$89.95 -
HK G3 Front Sight Ring
H&K Heckler & Koch
$4.95H&K HK G3 Front Sight Ring Factory HK replacement front sight ring. Compatible With: HK G3HKP-21641$4.95 -
On Sale
HK 940 Barrel - .30-06
H&K Heckler & Koch
Now: $412.46Was: $948.95Heckler and Koch HK 940 .30-06 Rifle Barrel Genuine new HK 940 .30-06 barrel featuring date code and Ulm antler proof. These barrels are unfired and fully nitrided for a lifetime of use. These...HKP-21605Now: $412.46Was: $948.95 -
On Sale
HK MP5 Stock or Brace Adapter - AR - QD - BLEMISHED
HKP HK Parts
Now: $99.97Was: $159.95HKP MP5 AR Stock, Brace Adapter - QD - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Each AR...HKP-18788-BNow: $99.97Was: $159.95 -
HK MP5K Parts Kit - .40 S&W - Pistol Build
$1,829.95HKP MP5K .40 S&W Pistol Build Kit MP5K .40 complete pistol build kit. Featuring the latest in highest quality components for an unparalleled build. Equipped with a 9/16x24 3-lug threaded barrel to...HKP-21534$1,829.95 -
HK G36, SL8 Brass Catcher
B&T Brugger & Thomet
$284.95B&T HK G36 & SL8 Brass Catcher This brass catcher is expertly crafted for the HK G36. The B&T QD attachment system enables quick mounting and dismounting. For optimal compatibility, the G36 must be...HKP-21530$284.95 -
On Sale
HK MP5SD, MP5K Locking Piece - 115 Degree - .40 S&W, 10mm
RCM
Now: $28.66Was: $44.95RCM HK MP5 & MP5K 40/10 SD 115 Degree Locking Piece Compatible With: MP5/K 10 MP5/K 40HKP-21525Now: $28.66Was: $44.95 -
Out Of Stock
HK MR762 Factory Flash Hider - 15x1 RH
H&K Heckler & Koch
$54.95H&K HK MR762 Factory Flash Hider - 15x1 RH Factory flash hider with 15x1 right-hand threads. Perfect for completing a build or replacing a worn or missing part. Compatible With: HK MR762<HKP-21481$54.95 -
HK MP7, G36 Picatinny Side Rail
B&T Brugger & Thomet
$57.95B&T HK G36/MP7 Picatinny Side Rail Comes with all mounting hardware. Each rail is sold individually. Compatible With: HK G36 HK MP7HKP-21419$57.95
HK MP5K Barrel - 10mm - Threaded 9/16x24 with 3 Lug
RCM
$279.95RCM HK MP5K 10mm Barrel - Threaded 9/16x24 Enhance the performance of your MP5K with the RCM HK MP5K 10mm Barrel. This barrel is precision engineered for superior accuracy and durability, making it...HKP-21157$279.95On Sale
Bolt Knob - Acorn - Bronze
Tactical Precision MFG
Now: $14.96Was: $37.99TPM Acorn Bolt Knob – Bronze These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Specifications: Dimensions:1.5&PriHKP-20904Now: $14.96Was: $37.99On Sale
Remington 700 - 30 MOA - Scope Base Long Action -Tungsten
Tactical Precision MFG
Now: $29.21Was: $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-20772Now: $29.21Was: $76.99