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
-
On Sale
HK91, G3 Trigger Group - 4 Position 0,1,3,F - Safe Semi Only
H&K Heckler & Koch
Now: $1,234.95Was: $1,999.95HK G3 & HK 91 4 Position (0,1,3, F) Burst Trigger Group Complete - New Factory German The look and feel of the original 4-position, push-pin trigger group but with a semi-auto trigger pack. This clipped and pinned housing is drop-in ready and a great...HKP-01663Now: $1,234.95Was: $1,999.95 -
HK MP5SD Locking Piece - 110 Degree
HKP HK Parts
$49.95MP5 40 & MP5 10mm SD 110 Degree Locking Piece - USA Made in the USA from an enhanced material and heat treated to factory specifications. Each US made MP5 40/10 SD 110 degree locking price is designed for use with the MP5 40/10 SD variants...HKP-18274$49.95 -
Out Of Stock
HK MP5K Burst Trigger Housing - 3 Position Pictogram S,E,3F - Push Pin - 9mm - RARE
H&K Heckler & Koch
$0.00H&K MP5K 9mm 3 Position (S,E,3F Pictogram) Burst Trigger Housing - Push Pin - RARE This rare HK MP5K SE3F marked ambidextrous push pin trigger features a 3 position pictogram (S,E,3F) Safe, Semi, and 3-Round Burst. With only a few available in the...HKP-02015$0.00 -
HK MP5, HK94 Ambidextrous Trigger Group - Clipped and Pinned Semi-Auto FBI (0,1)
H&K Heckler & Koch
$799.95H&K Clipped & Pinned Semi-Auto FBI (0,1) Ambidextrous Trigger Group HK German factory Clipped & Pinned Semi-Auto FBI (0,1) Ambidextrous Trigger Group in 9mm For Your HK94 Or MP5 Conversion, this part updates your HK to the newer style...HKP-00154$799.95 -
HK91, G3 Magazine Release Set - USED
H&K Heckler & Koch
$24.95Heckler and Koch Magazine Release Set (Left to Right) for HK91 and G3 HK-manufactured, used magazine release set for HK .308 pattern rifles. Complete left-to-right mag catch assembly with both push-button and paddle controls. Expect finish wear and...HKP-22466$24.95 -
HK MP5 UCS Stock and Adapter
HKP HK Parts / Magpul
$317.95HK MP5 Magpul UCS Stock with Adapter The HK Parts UCS adapter and stock for the MP5 pairs our proven stock adapter with Magpul's UCS stock for a compact, adjustable configuration. The UCS stock features a reversible hinge for left and right folding...HKP-22197$317.95 -
HK MR556, MR762 A4 Disconnector
H&K Heckler & Koch
$18.95H&K MR556/MR762 A4 Disconnector Factory H&K disconnector for use in MR556 A4 and MR762 A4 platforms. Compatible With: HK MR556 A1/A4 HK MR762 A1/A4HKP-21969$18.95 -
HK MR762 A4 Gas Vent Screw - 1.0mm
H&K Heckler & Koch
$29.95Heckler and Koch MR762 A4 Gas Vent Screws German gas vent screw for MR762 A4 gas block. Specifications: Factory reference: 1.3mm is the common factory vent screw size for MR556 A4 Sizing reminder: Larger mm equals more venting, Smaller mm...HKP-21954-M$29.95 -
On Sale
HK416 Catch - Bolt Hold Open
USA
Now: $19.95Was: $39.95HK 416 Bolt Hold Open Catch US-made bolt hold open catch for the HK 416. Compatible With: HK 416 THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS FINAL.HKP-99101Now: $19.95Was: $39.95 -
HK MP5 .22LR Dual Folding Stock w/ Adapter
HKP HK Parts / Strike Industries
$319.95Strike Industries HK MP5 .22LR Dual Folding Stock w/ Adapter The Strike Industries Dual Folding Stock paired with the HKP MP5 .22LR picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...HKP-21769-M$319.95 -
HK416 A5, MR556 A4 Barrel - 5.56 - 11" - Threaded 1/2"x28 - A5
Nefarious Arms
$594.95Nefarious Arms HK MR556/HK416 11" A5 Barrel ***THE BARREL EXTENSION RIM IS MARKED "HAUS" DUE TO AN ERROR BY THE BARREL EXTENSION SUPPLIER. THE MARKING IS NOT VISIBLE ONCE INSTALLED. THESE BARRELS ARE GENUINE NEFARIOUS BARRELS AS NEFARIOUS...HKP-21839$594.95 -
HK G36 Magazine Spring - 30 Round
HKP HK Parts
$7.95HKP HK G36 Replacement 30 Round Magazine Spring A high-quality replacement spring designed to restore optimal performance to your G36 magazine. Built to withstand frequent use, this component ensures smooth feeding and reliable function. Compatible...HKP-21830$7.95