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 MP5, HK94 Handguard with LED Light -TL99 - PD Trade In - BLEMISHED
B&T Brugger & Thomet
Now: $337.62Was: $649.95B&T MP5 Handguard With LED Weapon Light -TL99 - PD Trade In - BLEMISHED SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AHKP-16901-BNow: $337.62Was: $649.95 -
On Sale
HK416 A5 Bolt Carrier
H&K Heckler & Koch
Now: $1,162.46Was: $1,997.95H&K HK416 A5 Bolt Carrier Factory HK416 A5 full auto bolt carrier. This carrier is backwards compatible with earlier HK416 A1 and A3 variants. Features the updated captive firing pin retaining...HKP-22328Now: $1,162.46Was: $1,997.95 -
HK 90 Series Locking Roller for Bolt Head - 7.96mm
MKE
$28.95MKE -4 Roller for Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. Made in Turkey by MKE on HK tooling. Please Note:HKP-22238$28.95 -
On Sale
Century Arms AP5 Flash Hider - Incomplete
MKE
Now: $37.46Was: $79.95MKE AP5 Incomplete Flash Hider The MKE AP5 and MKE AP5-P OEM flash hider is an essential spare for anyone needing to replace a broken or damaged flash hider body. With a straightforward process, you...HKP-22223Now: $37.46Was: $79.95 -
HK21E, HK23E Hammer, Strut Assembly
H&K Heckler & Koch
$339.95H&K HK21E/23E Hammer & Strut Assembly This original HK hammer and pinned strut assembly is sourced directly from Germany, providing the correct replacement or perfect upgrade for your HK21E or HK23E...HKP-21855$339.95 -
On Sale
HK MP5K, SP89, SP5K 9mm Rear Stock Adapter with Picatinny Rail - BLEMISHED
JMAC Customs
Now: $53.40Was: $94.95JMAC Customs MP5K/SP89/SP5K 9mm Rear Stock Adapter with Picatinny Rail - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTUREDHKP-18990-BNow: $53.40Was: $94.95 -
Out Of Stock
Picatinny Optic Mount - 52mm - Skeleton - Aimpoint T Series
B&T Brugger & Thomet
$165.00B&T QD Mount "Skeleton" for Aimpoint T Series 52mm B&T universal Picatinny mount 52mm QD riser mount for the Aimpont T Series of optics. Quickly attach and detach your Aimpoint T Series optic with...HKP-21772$165.00 -
On Sale
HK G3 - FMP Early Type Demilled Front End
FMP HK CONTRACT
Now: $63.72Was: $99.95HK G3 - FMP Early Type Demilled Front End Early style G3 front end with no hanger. These are the perfect option for those doing custom builds. Good condition over all. Includes: Cocking tube<HKP-20845Now: $63.72Was: $99.95 -
On Sale
Bolt Knob - Drake - Titanium
Tactical Precision MFG
Now: $18.71Was: $44.99Drake Bolt Knob - Aluminum These bolt knobs are made from aluminum and are finished a in midnight bronze Cerakote and will fit any 5/16-24 threaded bolt handle. Features:HKP-20782Now: $18.71Was: $44.99 -
On Sale
Bolt Knob - Fluted - Titanium
Tactical Precision MFG
Now: $18.71Was: $48.99TPM - Fluted Bolt Knob - Titanium These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Features:HKP-20769Now: $18.71Was: $48.99 -
HK USC, UMP Stock Block C Eyelet with Thumb Screw
HDPS
$169.95HDPS HK USC, UMP Stock Block C Eyelet / Thumb Screw Great option since factory HK UMP stocks are hard to find and expensive. The HDPS HK USC/UMP stock block "C." Each unit comes with eyelet / thumb...HKP-20688$169.95 -
Out Of StockOn Sale
HK416, MR556 Rail System - 13.75" - M-LOK, Picatinny
KDG Kinetic Development Group
Now: $194.96Was: $399.95Rail System - 13.75" - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big...HKP-19244Now: $194.96Was: $399.95