Labor Day Sale
The HK Parts Labor Day Sale is live. Save up to 20% on select HK firearm parts, magazines, accessories, upgrades, and products from top brands. Get free shipping on qualifying orders of $250 or more. Limited quantities are available.
Free shipping applies to qualifying orders with a subtotal of $250 or more. All orders receiving free shipping will be shipped via USPS Standard. Exclusions may apply.
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On Sale
HK MP5, MP5K Trigger Pack - Ambi - Semi-Auto
HKP HK Parts / Heckler & Koch
Now: $269.96Was: $299.95H&K MP5/K 9mm Semi-Auto Ambidextrous Trigger Pack Each Trigger pack is fully assembled and ready to drop in your Ambi FBI, Navy pictogram housing. All parts are German HK with the exception of the...HKP-19867Now: $269.96Was: $299.95 -
On Sale
Glock 9mm +3 Magazine Extension
Tactical Precision MFG
Now: $12.35Was: $39.95TPM Glock 9mm +3 Magazine Extension This extension is made from machined 6061 aluminum. This magazine extension will increase the capacity, reload speed, mag drops, and overall functionality of your...HKP-21136-MNow: $12.35Was: $39.95 -
On Sale
Glock 17 Magwell - Gen 4
HKP HK Parts
Now: $7.46Was: $47.96HKP Glock 17 Gen 4 Magwell The perfect addition to your Glock 17 firearm, the HK Parts magwell will help keep the users hand in place while shooting. Installation is simple with an allen wrench, no...HKP-19141Now: $7.46Was: $47.96 -
On Sale
HK MP5 Flash Hider - .22LR
HKP HK Parts
Now: $39.97Was: $49.95HKP HK MP5 .22LR Flash Hider Transform your HK MP5 .22 pistol by adding a direct thread-on flash hider that perfectly replicates the iconic look of the MP5 9mm 3-lug flash hider. Internal O-ring to...HKP-21648Now: $39.97Was: $49.95 -
On Sale
HK USP Holster - Infidel Max IWB - RH
Comp-Tac
Now: $52.00Was: $64.99Comp-Tac HK USP Infidel Max IWB RH Holster The Infidel Max Holster is an all-Kydex inside the Waistband holster with cant adjustment holes to allow the user to change from a reverse cant, speed cant...HKP-18248Now: $52.00Was: $64.99 -
On Sale
HK MP5, SP5 3 Lug Adapter - Threaded 1/2x32
HKP HK Parts
Now: $22.46Was: $49.95HKP 3-Lug Adapter - Threaded 1/2x32 The HK 3-Lug Adapter, internally threaded with 1/2x32 threads, can easily attach to any existing 1/2x32 threaded parts. This is the finest machined adapter on the...HKP-00107Now: $22.46Was: $49.95 -
On Sale
HK USP Compact . 45 ACP Compensator
HKP HK Parts
Now: $170.96Was: $189.95HKP HK USP Compact . 45 ACP Compensator The HK Parts USPC .45 Compensator will add a sleek and tactical look to your USPC.45. With the quick and easy addition of our compensator you will add plenty...HKP-20975Now: $170.96Was: $189.95 -
On Sale
HK MP5, MP5K Binary Selector Set - Ambi Housing - Skeletonized - HK
HKP HK Parts
Now: $50.97Was: $79.95HKP/H&K MP5, MP5K 9mm Selector Lever Set For Franklin Armory BFSIII HK Binary Trigger Pack - Skeletonized Aluminum The HKP skeletonized aluminum selector lever set was modeled after the HK ambi...HKP-20470-MNow: $50.97Was: $79.95 -
On Sale
HK VP9SK Compensator - Quick Detach - Steel
HKP HK Parts
Now: $72.71Was: $199.95HKP HK VP9SK Comp Weight™ Quick Detach Compensator Easy on, easy off- Quick Detach technology. The HK Parts VP9SK Comp Weight™ is the world's first quick-detach Comp Weight™ compensator. That slides...HKP-18376Now: $72.71Was: $199.95 -
On Sale
3-Lug Suppressor Adapter - 9mm - Threaded 5/8x24
Kaw Valley Precision
Now: $37.12Was: $44.99Kaw Valley Precision 9mm 3 Lug Suppressor Adapter - Threaded 5/8x24 The KVP 3-Lug adapters are manufactured to replicate the popular HK pattern 3-Lug interface. ConcentriHKP-19986Now: $37.12Was: $44.99 -
On Sale
HK VP9, VP40 Competition Magwell Extension
HKP HK Parts
Now: $52.46Was: $129.95HKP HK VP9, VP40 Competition Magwell Extension Our 2-piece, steel insert competition VP9/VP40 extended flared magwell is CNC made from heat treated 4140 billet nitrided steel. The upper portion of...HKP-21079-MNow: $52.46Was: $129.95 -
On Sale
HK USC Faux Suppressor - .45 ACP
HDPS
Now: $162.90Was: $180.99HDPS HK USC Faux Suppressor - .45 ACP Second-generation HDPS faux sound suppressor for the HK USC. This latest-production model is an integral one-piece design milled from a solid billet of...HKP-02369Now: $162.90Was: $180.99