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 FMP G3 Early Type De-Milled Front End - No Cocking Handle Assembly
FMP HK CONTRACT
Now: $43.96Was: $68.95HK G3 - FMP Early Type De-milled Front End - No Cocking Handle Assembly Early style G3 front end with no hanger from de-milled FMP G3 parts kits. Perfect for custom builds. Includes: CoHKP-22377Now: $43.96Was: $68.95 -
On Sale
Picatinny Optic Mount Shield - Aimpoint T1, H1 - S.W.O.R.D.S
Frost Defense
$152.97 - $239.95Aimpoint T-1, H-1 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint T1, H1 red dot sights. This patent-pending mount system provides robust glare...HKP-22340-M$152.97 - $239.95 -
On Sale
HK USC, SL8 Buttstock Screw - USED
H&K Heckler & Koch
Now: $8.26Was: $12.95H&K USC/SL8 (.45 ACP/5.56/.223) Buttstock Screw - USED ONLY 2 UNITS AVAILABLE - AS PICTURED 1 SCREW PER ORDER - SOLD INDIVIDUALLYHKP-01649-BNow: $8.26Was: $12.95 -
HK91, G3 Bolt Carrier - Full Auto - Surplus
H&K Heckler & Koch
$129.95HK Factory F/A Tungsten Filled Bolt Carrier Used German Surplus ONLY 1 UNIT AVAILABLE - AS PICTURED NOT TUNGSTEN FILLED USED PARTS AHKP-99804$129.95 -
HK MR556 A4 Upper, Complete - Full Auto and Ejection Door
H&K Heckler & Koch
$845.95HK Heckler and Koch A4 Complete Upper with Full Auto Ejection Door for HK MR556 The HK MR556 A4 Complete Upper is a superior factory assembly that comes fully equipped with a forward assist and an...HKP-21929$845.95 -
HK MP5K Folding Stock with Adapter - .40 S&W, 10mm
HKP HK Parts
$239.95HKP HK MP5K .40,10mm Folding Stock with Adapter Genuine H&K UMP folding stock completely assembled with the HK Parts stock adapter. CNC machined aircraft grade aluminum with QD sling attachment point...HKP-21893$239.95 -
On Sale
HK MP5F, MP5 40, 10 Cocking Handle - BLEMISHED
H&K Heckler & Koch
Now: $29.21Was: $85.99H&K MP5F & MP5 40/10mm Cocking Handle - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL.HKP-00098-BNow: $29.21Was: $85.99 -
On Sale
HK MP5 Buttstock Locking Lever - USED
H&K Heckler & Koch
Now: $44.96Was: $89.95H&K MP5 Stock Locking Lever - USED USED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL.<HKP-02560-BNow: $44.96Was: $89.95 -
On Sale
HK UMP Extended Top Rail - Red
HKP HK Parts
Now: $38.22Was: $59.95HKP HK UMP Extended Top Rail - Red Nearly an 1" longer than the standard length top rail. This picatinny top rail allows the user to add an eotech, aimpoint, acog, etc. Made in the USA from aluminum...HKP-21049Now: $38.22Was: $59.95 -
On Sale
Remington 700 - 30 MOA - Scope Base Short 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-20765Now: $26.96Was: $76.99 -
On Sale
HK SL8 Adjustable Buttstock Piece - Used
H&K Heckler & Koch
Now: $7.46Was: $29.95H&K HK SL8 Adjustable Buttstock Piece - UsedHKP-20052Now: $7.46Was: $29.95 -
HK SL8 Adjustable Buttstock Piece - Black
H&K Heckler & Koch
$39.95HK SL8 Adjustable Buttstock Piece - Black Newer style that is black in color. Please note that the pic shows a gray unit but this offering is all black.HKP-17837$39.95