922r Compliant Parts
Keep your rifle customized, and legal! Shop our vast selection of HK 922R compliant parts from top brands. Build your dream gun that still meets full ATF compliance today!
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On Sale
HKP HK MP5 Navy Binary Trigger Group - Engraved - RAL 8K - BLEMISHED
FA Franklin Armory / HKP
Now: $849.95Was: $1,499.95Franklin Armory BFSIII HK-C1 – Trigger Group - RAL 8K HK MP5 Navy PLEASE NOTE: SOLD AS-IS DUE TO THE PICTOGRAM PAINT BEING BLEMISHED - SEE PHOTOS. 3 Position Navy style Engraved Pictograph – HK Binary Trigger Group Our latest and...HKP-21291-BNow: $849.95Was: $1,499.95 -
Magpul / HKP HK MP5 SSTG
Magpul
$639.95SSTG Magpul trigger group The Single Stage Trigger Group is a blend between the past and future. The trigger pack begins life as a factory German trigger pack before being professionally converted into a semi-auto trigger pack. After the conversion, each...HKP-21261-M$639.95 -
MM HK UMP (.40 S&W) Conversion Kit
Michaels Machines
$999.95HK UMP 40 Caliber Conversion Kit With this UMP Conversion kit, UMP .45 sub guns can be converted to .40 caliber. Machined bolt carriers are available for USC/UMP conversion sub guns. This is a simple drop-in conversion. The time required to change...HKP-18754$999.95 -
MM HK UMP 9mm Conversion Kit
Michaels Machines
$889.95HK UMP & USC 9mm Conversion Kit US Made - 9mm UMP/USC conversion kit will convert existing USC-UMP conversions to 9mm. This is a simple drop-in conversion for those who have already done the USC-UMP conversion. The conversion parts are drop-in with...HKP-02286$889.95 -
RCM HK 53K (5.56 / .223) 5.3 inch Barrel - Threaded 15x1
RCM
$124.95RCM HK 53K (5.56 / .223) 5.3-inch Barrel - Threaded 15x1 These are the finest US-made barrels available and come highly recommended by HKParts. Features: Machined & manufactured 100% in the USA Threaded 15 X 1 right hand 922r compliant counts...HKP-02400$124.95 -
Out Of Stock
Franklin Armory / HKP FA HK MP5 Trigger Group – 2 Round Engraved Binary Housing - RAL 8K
FA Franklin Armory / HKP
$1,499.95COMING SOON! Franklin Armory BFSIII HK-C1 – Trigger Group - RAL 8K 3 Position 2 round burst style Engraved Pictograph – HK Binary Trigger Group Our latest and greatest Binary trigger group freshly delivered with a factory HK German housing...HKP-21160$1,499.95 -
Out Of Stock
GSG9 G36K Gas Piston Rod/Spring Assembly
GSG9
$59.95HK G36K Gas Piston Rod/Spring Assembly - USA New spring assembly that is a must have for spare parts or to use on that HK Sl8-G36 conversion. This is the proper length gas piston to be used for a 12.5" G36K style length gas block and barrel assembly...HKP-18249$59.95 -
Out Of Stock
GSG9 HK G36C AR Pistol Parts Kit
GSG9
$1,749.95HK G36C AR Pistol Parts Kit Complete - US Made Complete G36C AR Semi-Auto Parts Kit. Includes all parts needed for a complete build minus the receiver and magazine catch. *USA Made receivers can be found at www.tommybuilttactical.com* 922R Compliant...HKP-18943$1,749.95 -
GSG9 HK G36K Rifle Kit
GSG9
$1,999.95HK G36K Rifle Parts Kit Complete with Folding Stock - USA Made Complete G36K Semi-Auto Parts Kit with Folding Stock. Includes all parts needed for a complete build minus the receiver and magazine catch. *USA Made receivers can be found at www...HKP-18650$1,999.95 -
H&K HK UMP .45 Conversion Kit
$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 TPM and Gideon Shadow receivers as well as USC to...HKP-20623$1,099.95 -
HK MP5K US Made Trigger Group 5 US Made Compliant Parts w/ Flat Trigger
USA
$449.95HK MP5K US Made Trigger Group 5 US Made Compliant Parts w/ Flat Trigger HK MP5K 9mm Semi Auto SF style Trigger Group Complete. Each unit is composed of German HK & the finest US made HK Parts. Each Trigger Group incorporates the following US made...HKP-19936$449.95 -
HKP - HK UMP, USC - Flat Trigger - OD Green
HKP HK Parts
$99.95HKP - HK UMP, USC - Flat Trigger - OD Green With our new flat trigger you will improve the aesthetics of your firearm and will also give shooters a lower position on the trigger, which will increase leverage for a smoother, more consistent pull. Our flat...HKP-21057$99.95 -
Out Of Stock
HKP HK MP5 Navy Binary Trigger Group - Engraved - RAL 8K
FA Franklin Armory / HKP
$1,499.95Franklin Armory BFSIII HK-C1 – Trigger Group - RAL 8K Coming Soon! 3 Position Navy style Engraved Pictograph – HK Binary Trigger Group Our latest and greatest Binary trigger group freshly delivered with a factory HK German housing that...HKP-21290$1,499.95 -
Out Of Stock
HKP HK MP5, MP5K Extended Cocking Handle - Enhanced
HKP HK Parts
$39.95HKP HK MP5, MP5K Extended Cocking Handle - Enhanced Enhanced extended cocking handle for the MP5 & MP5K style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and each is made from solid steel billet. Also...HKP-18267$39.95 -
HKP HK UMP (9mm) Conversion Kit - 3 Lug - Threaded Barrel 1/2 x 28
HKP HK Parts
$999.95HK UMP 9mm Conversersion Kit - USA - 9mm UMP/USC conversion kit will convert existing USC-UMP conversions to 9mm. This is a simple drop-in conversion for those who have already done the USC-UMP conversion. The total conversion requires approximately...HKP-02285$999.95 -
Out Of Stock
HKP HK UMP (9mm) Conversion Kit -Threaded 1/2 x 28
HKP HK Parts
$679.95HK UMP 9mm Conversion Kit - Threaded Barrel 1/2 x 28 9mm UMP/USC conversion kit will convert existing USC-UMP conversions to 9mm. This is a simple drop-in conversion for those that have already done the USC-UMP conversion. The conversion parts are drop...HKP-02287$679.95 -
Magpul HK MP5K AR Match Trigger Group
Magpul
$649.95Magpul AR Match Trigger Group for HK MP5K Our improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5K-AR style match trigger group. This trigger group is a drop-in unit for...HKP-21378$649.95 -
PTR PDW (7.62x39) & (7.62x51 / .308) Semi-Auto Bolt Carrier
PTR
$260.95US-Made PTR PDW Semi Auto Carrier Made by PTR using the same blueprints and materials the German HK factory uses, has allowed PTR91 to manufacture the finest of HK-style firearms here in the US. The PDW semi-carrier is another example of superior...HKP-14140$260.95 -
PTR PDW (7.62x51 / .308) 9 inch Barrel
PTR
$189.99PTR PDW .308 Pistol or SBR Barrel- USA This part comes new in the white, never installed, and ready for the HK project. Features: Just under 9" inches long 1:10 twist U.S. made barrel counts as one 922r compliant part Please Note: PTR barrels have...HKP-02788$189.99 -
RCM 300 BLK 12.5 Inch Barrel - Threaded 5/8 x 24 - K Length
RCM
$234.95New US Made HK 33K length 12.5" .300 Blackout Barrel- 5/8"- 24 Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and cans in the 5/8" -24 thread pitch. Although, this barrel is perfect for just about any .300...HKP-16952$234.95 -
RCM 300 BLK 16.1 Inch Barrel - Threaded 5/8 x 24
RCM
$212.95New US Made HK Full length 16.125" .300 Blackout Barrel- 5/8"- 24 Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and cans in the 5/8" -24 thread pitch. Although, this barrel is perfect for just about any ...HKP-17392$212.95 -
RCM 300 BLK 8.20" Threaded Barrel - 5/8" x 24"
RCM
$239.95HK53 length .300 Blackout Barrel- 5/8"- 24 Thread- 8.20" Overall Length Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and cans in the 5/8" -24 thread pitch. Although, this barrel is perfect for just about...HKP-13907$239.95 -
Out Of Stock
Tomomy Built SL8 to ACR Stock and AR Grip Adapter
Tommy Built
$289.99Tomomy Built SL8 to ACR Stock and AR Grip Adapter SL8 to ACR stock and lower conversion, This set up adapts the folding and telescopic ACR stock to the SL8 rifle. just swap in your fire controls and replace the stock It counts as three of the required 5...HKP-20024$289.99