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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HK MP5K, SP5K Binary Trigger Group - SEF Navy - BFSIII - 9mm
FA Franklin Armory
$560.97 - $879.95Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest...HKP-20928-M$560.97 - $879.95 -
On Sale
HK MP5, SP5 Binary Trigger Group – SEF Navy - BFSIII - 9mm
FA Franklin Armory
$573.72 - $899.95Franklin Armory - BFSIII HK-C1 – Binary Trigger Group – SEF Navy Housing SEF Navy style- HK binary trigger group BinarHKP-19506-M$573.72 - $899.95 -
On Sale
HK91, G3, PTR91 Stock with Enhanced Buffer, Complete
Magpul
Now: $764.96Was: $899.95Magpul PRS Stock With Enhanced Buffer The Magpul PRS2 (Precision Rifle Sniper) is a drop-in, precision-adjustable buttstock designed for the HK G3, HK91, PTR91 rifle and its variants. Designed to...HKP-16698Now: $764.96Was: $899.95 -
On Sale
HK MP5 Parts Kit - Pistol Build - Receiver Flat and Weldment Set - 9mm
HKP HK Parts
Now: $1,359.96Was: $1,699.95MP5 9mm Pistol Build Kit Complete German & USA Made Parts MP5 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance...HKP-18039Now: $1,359.96Was: $1,699.95 -
On Sale
HK MP5SD 9mm Front End Kit
HKP HK Parts
Now: $1,049.96Was: $1,199.95HK MP5SD Front End Build Kit The HK Parts MP5SD front end kit includes everything required (except suppressor) to build an MP5SD front end including the best US and German components available. Each...HKP-02399Now: $1,049.96Was: $1,199.95 -
On Sale
HK MP5 Parts Kit - 9mm
Now: $1,087.49Was: $1,929.95HK German MP5 made with Swiss Marked & Proofed HK MP5 Parts Kit Includes: German demilled HK front sight tower assembly and sling loop German HK cocking tube assembly completeHKP-19477Now: $1,087.49Was: $1,929.95 -
On Sale
HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm
FA Franklin Armory
$731.21 - $974.95Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured Complete Franklin Armory BFSIII HK-C1 binary trigger pack assembly configured in a 3-position pictogram contoured...HKP-20004-M$731.21 - $974.95 -
On Sale
HK G36 Bolt Group - Semi-Auto - Complete
GSG9
Now: $719.96Was: $799.95GSG9 - HK G36 Semi-Auto Bolt Group Compatible With: HK G36 HK G36K HK G36C This will not work with a HK SHKP-18944Now: $719.96Was: $799.95 -
On Sale
HK UMP .45 Conversion Kit
Now: $989.96Was: $1,099.95H&K HK UMP .45 Conversion Kit This kit optimizes the UMP platform by allowing the user swap between calibers in approximately 5 minutes. The Michael's machine semi-auto bolt pairs perfectly with the...HKP-20623Now: $989.96Was: $1,099.95 -
On Sale
HK MP5 Parts Kit - .40 S&W - Pistol Build
HKP HK Parts
Now: $1,267.78Was: $1,674.95MP5 .40 Pistol Build Kit Complete German & USA Made Parts MP5 .40 parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance...HKP-18405Now: $1,267.78Was: $1,674.95 -
On Sale
HK21, HK11 Barrel with Grip Handle and Flash Hider - 17.7"
RCM
Now: $980.96Was: $1,089.95HK21, HK11 Barrel with Grip Handle and Flash Hider - 17.7" RCM HK21 barrels are crafted from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Each barrel ships complete with a...HKP-22533Now: $980.96Was: $1,089.95 -
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