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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
HK MP5, SP5K, HK94, SP89 Rear Sight Picatinny Base - Low Profile - 10 Slot
CFG
$119.95CFG MP5 Low Profile Rear Picatinny Sight Base - 10 Slot The CFG mount allows the user to replace the German HK rear sight with a low profile picatinny optic mount. Made in the USA to German specifications. Compatible With: MP5, MP5K SP5,...HKP-18321$119.95 -
HK416 A4, MR556 A5 Barrel Nut
H&K Heckler & Koch
$60.95H&K HK MR556 A4/HK 416 A5 Barrel Nut This precision-machined steel barrel nut is designed specifically for H&K’s MR556 A4 and HK416 A5 rifles. It secures the barrel and supports the proprietary HK free-floating handguard system, offering...HKP-21938$60.95 -
HK MR556 A4 Handguard - 10"
H&K Heckler & Koch
$259.95H&K HK MR556 A4 10" Handguard This 10" factory H&K MR556 A4 handguard offers a lightweight, free-floating design that enhances accuracy and provides rock-solid mounting for accessories. Made from high-strength aluminum, it features a slim profile...HKP-21934$259.95 -
On Sale
HK91, G3, PTR Bolt Head Complete - Used
H&K Heckler & Koch
Now: $78.95Was: $99.95German HK G3 & HK 91 & PTR Bolt Head Complete - Used German Date Coded Made in Germany. Each used bolt head is complete with all parts installed & 100% functional. Taken from live demilled German HK G3 rifles. Each bolt head is in good shape...HKP-21902Now: $78.95Was: $99.95 -
HK G3 Buttstock Buttpad - Standard - Green - Used
H&K Heckler & Koch
$2.95H&K G3 Standard Stock Buttpad - Green - Used This German-made buttpad is an excellent replacement for your worn-out or broken buttpadd on the G3 stock. Used but fully functional. Compatible With: HK G3HKP-21865$2.95 -
HK416A5, HK417 Universal Tool
H&K Heckler & Koch
$144.95Heckler and Koch Universal Tool for HK416A5, HK417 Genuine HK multi-tool designed for the HK416A5 and HK417. Suitable for both bench and field use, this factory tool provides the essential functions needed for routine maintenance and adjustments. Compact...HKP-21621$144.95 -
Out Of Stock
HK G36 IDZ Concave Stock
H&K Heckler & Koch
$386.95H&K G36 IDZ Stock Concave When it comes to adjustable, folding G36 stocks, the IDZ tops the list. German made by HK with a concave buttpad for reliability and comfort. Features: 3 position forward & back 3 cheek piece elevation...HKP-21501$386.95 -
HK416, MR556 Flash Hider - G28 Style - Threaded 1/2x28
MFI
$79.95MFI 5.56/.223 G28 Style Flash Hider - Threaded 1/2x28 The G28 2nd Gen flash hider features the latest style and is threaded 1/2x28. Constructed from ordnance-grade steel, it is finished with a semi-matte, mil-spec black oxide coating for enhanced...HKP-17941$79.95 -
HK G36C Handguard
H&K Heckler & Koch
$139.95HK German G36C Handguard With Heat Shield & Hand Stop Each unit features the hand stop locations for adding rails to the left, right, and bottom should you choose to. Compatible With: HK G36C HK SL8-G36C conversionsHKP-00620$139.95 -
HK416, MR556 M-LOK Compatible Handguard - 12.5"
H&K Heckler & Koch
$224.95H&K HK MR556/HK416 12.5" M-LOK Compatible Handguard Manufactured by HK from aircraft grade aluminum with a black hard coat anodized finish, this M-LOK handguard is designed for the Heckler & Koch MR556 & HK 416 rifles chambered in 5.56x45mm...HKP-19695$224.95 -
Out Of Stock
HK417, MR762 Cam Pin
H&K Heckler & Koch
$64.95H&K HK MR762/HK417 Cam Pin Compatible With: HK MR762 HK 417HKP-16844$64.95 -
Out Of Stock
HK416, MR556 Handguard - Quad Rail with Flip Up Sight
H&K Heckler & Koch
$599.95HK 416A5 9" Quad Rail With Flip Up Front Sight New latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings for the adjustable gas block for suppressed and non-suppressed...HKP-17710$599.95