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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HK416, MR556 Carbine Stock - MOE - Commercial Spec
Magpul
$54.95Magpul MOE (Magpul Original Equipment) Commercial-Spec Model for AR15/M4 Carbines Made in the USA, the MOE stock Commercial-Spec Model is a drop-in replacement buttstock for AR15/M4 carbines using commercial-spec-sized receiver extension tubes. The...HKP-10629$54.95 -
HK UMP, USC Recoil Rod Spring - Enhanced
HKP HK Parts
$11.95HKP Enhanced Recoil Rod Spring for HK UMP, USC Upgrade or replace your UMP recoil system with HKP's enhanced heavy recoil rod spring from HK Parts. This spring is approximately 10 percent stronger than a standard recoil spring, making it ideal for...HKP-22507$11.95 -
HK UMP Apparel - Hats, Patches, and Shirts
HKP HK Parts
$0.00HKP HK UMP Apparel and Patch Collection Represent your platform with the HK Parts UMP Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...HKP-22459-M$0.00 -
Out Of Stock
HK33, HK93 Buttstock - A2 - Black
$74.95Malaysian Contract Black A2 Stock for HK33, HK93 Malaysian contract black A2 fixed stock for HK33 or HK93 pattern rifles. Ideal as a correct-style replacement stock or to give your 5.56 roller-lock build a classic fixed-stock profile. Compatible...HKP-22428$74.95 -
UCS Universal Carbine Stock - M1913 rail
Magpul
$209.95Magpul UCS Universal Carbine Stock The Magpul UCS (Universal Carbine Stock) is designed to be the ideal lightweight supplement to the vast array of firearms utilizing a vertical M1913 rail on the rear of the receiver for stock fitment. To accommodate the...HKP-22171-M$209.95 -
HK91, G3 Front Sight Tower - SURPLUS
H&K Heckler & Koch
$16.95H&K G3/91 Front Sight Tower - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Used genuine H&K steel front sight tower for the G3 & HK91. Provides the front sight post assembly for target acquisition and secures the...HKP-22158$16.95 -
HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - Alpine Green
H&K Heckler & Koch
$139.95Surplus - Fixed Stock - OD Green - HK93,33,53 German military surplus but hand-picked to give you the best of the lot. Ready to install on your HK or clone rifle. Each stock features the correct all-metal backplate painted in HK black...HKP-21847$139.95 -
Out Of Stock
Picatinny Optic Mount - 39mm - Aimpoint ACRO / NANO
B&T Brugger & Thomet
$85.00B&T Aimpoint ACRO / NANO 39mm QD Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail. Keep your optic profile compact with this Swiss made mount. Compatible With: Any firearm featuring...HKP-21761$85.00 -
Out Of Stock
Picatinny Optic Mount - 30mm - Aimpoint ACRO, NANO
B&T Brugger & Thomet
$98.00B&T Aimpoint ACRO / NANO 30mm QD Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail. Keep your optic profile compact with this Swiss made mount. Compatible With: Any firearm featuring...HKP-21742$98.00 -
On Sale
HK MP5 Stock - MOD2 - Strike Industries
HKP HK Parts / Strike Industries
Now: $111.71Was: $199.95Strike Industries HK MP5 Drop-In MOD2 Stock We pair our MP5 AR Stock adapter with this Strike MOD2 stock to give you a drop-in MP5 stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock. Only available here at HK...HKP-21331-MNow: $111.71Was: $199.95 -
On Sale
Bolt Knob - Grenade – Bronze
Tactical Precision MFG
Now: $19.95Was: $37.99TPM Grenade Bolt Knob – Bronze These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Specifications: Dimensions: 1.90″ x 7/8″ x 7/8″ Weight: 2 oz. Threading: 5/16×24HKP-20909Now: $19.95Was: $37.99 -
On Sale
Bolt Knob - Grenade - Titanium
Tactical Precision MFG
Now: $24.95Was: $48.99TPM - Grenade Bolt Knob - Titanium TPM grenade bolt knobs are a great way to dress up any rifle. It has a great feel and looks fantastic. Can also fit any 5/16x24 threaded bolt handle. Grenade Bolt Knob - Titanium Dimensions: 1.90" x 7/8" x...HKP-20776Now: $24.95Was: $48.99