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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HKP MP5K/SP89/SP5K 9mm Vertical Grip
HKP HK Parts
$29.95MP5K, SP89, SP5K Vertical "K" Grip - USA HK vertical grip for the HK MP5K models. Made in the USA and counts as one US made 922R compliant part. The finest US made forearm available. Perfect item for the following applications: MP5K, MP5K-PDW, SP89...HKP-16474$29.95 -
HKP MP5SD Rubber Handguard
HKP HK Parts
$169.95HK MP5SD Rubber Handguard Made in the USAFits: MP5SD 9mm, MP5SD .40, MP5SD 10mm Counts as 1 US made 922R compliant part. These are only compatible with the HK Parts shroud. If you have a German Shroud you will want to get the German Handguard...HKP-17400$169.95 -
HKP MP5 & MP5K 9mm Magazine Floor Plate
HKP HK Parts
$9.95HK MP5 & MP5K 9mm Magazine Floor Plate - US New US manufactured MP5, MP5K 9mm magazine floor plate. Made in the USA, fully heat treated and built to factory specification. A great replacement for 922R compliance as it counts as 1 US made compliant...HKP-17507$9.95 -
Out Of Stock
HKP 90 Series Flat Trigger - Enhanced
HKP HK Parts
$49.95Made in the USA from solid billet machined ordnance grade steel, heat treated, finished in a QPQ Nitride finish. With the utmost attention to detail in the design and manufacture of the HK Parts flat 90 series trigger. Each enhanced flat trigger will fit...HKP-18364$49.95 -
Magpul HK MP5, HK SP5, HK AP5 SL Hand Guard - Black
Magpul
$49.95The Magpul SL Hand Guard for the HK MP5 is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics and anti-slip texturing. It also includes M-LOK® compatible slots that allow mounting of...HKP-19309$49.95 -
MP5, 94, HK53, 51 M-LOK Handguard
HKP HK Parts
$108.95HK MP5, 94, HK53, 51 Low Profile Forearm M-LOK ON SALE WHILE SUPPLIES LAST. LIMITED OFFER!The MLOK tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock...HKP-17148$108.95 -
MI MP5 M-LOK Forearm
MI Midwest Industries
$124.95MI MP5 M-LOK Forearm Compatible professional grade one piece design Simple installation, include all tools Mil-spec top rail. Features 15 full and 5 half M-LOK slots. Features two anti-rotation QD sling swivel sockets. Constructed of 6061 aluminum, hard...HKP-18472$124.95 -
Out Of Stock
HKP MP5, MP5K Cocking Handle - Extended
HKP HK Parts
$39.95HK MP5, MP5K Contoured Cocking Handle - Extended Enhanced extended cocking handle for the MP5 style of firearms. Each cocking handle offers twice the grabbing area for charging the firearm and each is made 100% from solid steel billet. Each item also...HKP-17149$39.95 -
HKP HK UMP (.45 ACP) 15 Round Magazine
HKP HK Parts
$49.95UMP, SMG .45 Cal 15 Round Magazine - USAEach ultra compact 15 round magazine will fit all HK UMP .45 caliber carbines, SMG's as well as the USC-UMP .45 caliber conversions. Each magazine features, steel feed lips, enhanced polymer contruction and all...HKP-17585$49.95 -
HK 91/G3 Magazine Follower - USA
$19.95Magazine Follower - USA - HK 91, G3, PTRUSA made magazine follower for HK 91, G3 magazines. This follower is made 100% in the USA and counts as one US made compliant part needed for builds and conversions for 922R Compliance.HKP-18997$19.95 -
HK 91/G3/MSG90 (7.62x51 / .308) 20 Round Magazine Floor Plate
$19.95HK 91, G3, PTR - 20 Round Magazine Floor Plate - USA USA Made Floor Plate for HK 91, G3, PTR 91 20-Round Steel and Aluminum Magazines. This floor plate is made 100% in the USA and counts as one US made compliant part needed for builds and conversions...HKP-18921$19.95 -
PTR HK 91/G3 (7.62x51 / .308) Receiver Flat
PTR
$99.95HK G3, 91, PTR & CETME Flat - PTR Made by PTR with original HK tooling using factory specifications and a properly stamped receiver. No FFL is required as this is an unfolded flat that ships directly to the customer...HKP-02320$99.95 -
HKP 90 Series Sear
HKP HK Parts
$47.95HK USA-Made Sear, Catch-Billeted Machined Steel Hard to find and important for keeping your HK build 922R compliant. This US-made sear counts as one US-compliant part for your rifle or build. Machined from a bar of solid ordnance grade steel, with the...HKP-00378$47.95 -
HKP MP5 40/10 30 Round Magazine
HKP HK Parts
$49.95MP5 40/10 30 Round Magazine - US Each magazine comes black in color & will fit all of the HK MP5 40/10 rifles & pistols including the Vector, Coharie, and other custom builds & clones. Each magazine also counts as 3 US made compliance parts...HKP-16456$49.95 -
Magpul HK MP5, HK 94, HK 93, HK 91, PTR SL Grip Module Semi Shelf - Black
Magpul
$69.95Magpul - SL Grip Module - HKMP5/94/93/91 & Semi Shelf & HK ClonesMagpul Industries, MOE SL Grip, Pistol Grip Module, Fits HK HK94/93/91 and other Semi-shelf Receiver Clones, Polymer, Black Color Optimized grip angle and TSP texture for positive...HKP-19320$69.95 -
PTR Trigger - 90 Series - Billeted - USA
PTR
$45.95PTR Trigger - 90 Series - Billeted - USA Made by PTR for the US market by a name that is known for quality, you know it is the best offering available. It will fit all 0,1, and SEF-style trigger packs. Each part counts as one US-made compliant...HKP-00380$45.95 -
HKP, Magpul MP5K VFG w/Rail Section - 3 Slots
HKP HK Parts, Magpul
$69.95New VFG for the MP5K platform is now M-LOK compatible and comes with a Magpul Aluminum 3 slot rail. The perfect combination to install lights or lasers. M-LOK slots are integrated on both sides to make it a true ambidextrous vertical grip. Only the best...HKP-20726$69.95 -
RCM MP5 9mm Full Auto Bolt Carrier
RCM
$179.95MP5 9mm Full Auto Bolt Carrier - RCM New US RCM manufactured MP5, 94 F/A carrier with all current "F" style upgrades and tungsten filled for the best performance and the utmost reliability. They were machined completely from billet ordnance grade steel...HKP-01188$179.95 -
MI HK MP5K/SP5K M-LOK Handguard - Black
MI Midwest Industries
$114.95M-LOK Handgaurd for MP5K, SP5K, SP89 Firearms-Professional grade one-piece design-Simple installation, includes all tools-Mil-spec top rail-Extremely lightweight design weighs only 2.6 oz with hardware-Slim 1.6 inch diameter for a great feel-Features...HKP-18438$114.95 -
DTAC MP5, HK94 Modular Handguard-M-LOK
DTAC Dakota Tactical
$165.95FEATURES: M-LOK accessory compatible 11 ergonomically placed full-slots and 5 half-slots yielding 22 possible accessory locations for maximum versatility Exclusive extended forward accessory mounting 1-piece main body machined from T6 strength aluminum...HKP-17806$165.95 -
MP5K, SP89 & SP5K - Forearm With Handstop
$29.95MP5K, SP89, SP5K, Reverse Stretch Forearm With Hand Stop Each forearm will fit the MP5K or SP89 style of firearms. As an added bonus this item counts as a US made part toward 922R compliance. This is the finest forearm available for your HK firearm. Made...HKP-16466$29.95 -
HKP HK MP5 .22LR M-LOK Pistol Model Handguard
HKP HK Parts
$99.95HKP HK MP5 .22LR M-LOK Pistol Model Handguard The MLOK tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required a true drop in option. Designed from the ground up by HK enthusiasts with your shooting...HKP-20305$99.95 -
HKP Semi Auto Trigger Box - Billeted
HKP HK Parts
$69.95HK 90 Series, Century, PTR, & Zenith Trigger Pack - USA This part is a perfect 922R-compliant part as it counts as one of the needed US-made parts. Each unit comes with new style updates for ease of putting parts into the trigger pack, and your...HKP-02384$69.95 -
HKP HK MP5 9mm Receiver Flat with Weldment Set
HKP HK Parts
$234.95HKP HK MP5 9mm Receiver Flat with Weldment Set New MP5 receiver flat and weldment set combined for the best complete build option on the market. Made by the original German tool and die maker of the LSC receiver flat utilizing factory original German...HKP-20920$234.95 -
PTR Flash Hider - Threaded 5/8x24
PTR
$24.95USA Made PTR Bird Cage Flash Hider - 5/8 X 24 ThreadingNew HK flash hider made to the exact specs as the HK flash hider only here in the USA by PTR-91 to exact HK standards. Best quality & price in the country by the best makers of US made HK...HKP-17930$24.95 -
Magpul HK MP5K, HK SP5K, HK SP89 SL Hand Guard - Black
Magpul
$47.45The Magpul SL Hand Guard for the SP89/MP5K/SP5K is a high-strength, injection-molded polymer handguard solution that provides the user with improved ergonomics, anti-slip texturing, and M-LOK ® compatible slots allow mounting of modern accessories.It?s...HKP-19310$47.45 -
HKP HK MP5, SP5 Handguard - OD Green
HKP HK Parts
$39.95HKP HK MP5, SP5 Handguard - OD Green New USA MP5 O.D green handguard is also known as the tropical wide forearm. Now you can further customize your MP5/ SP5 with this new color grip and, best of all, it counts as 1 U.S complaint part for the 922r. This...HKP-20593$39.95 -
RCM MP5K/SP89 9mm Full Auto Bolt Carrier
RCM
$179.95MP5K Full Auto Bolt Carrier - US- Made - RCM This part is machined from billet ordnance steel. Our US-made MP5K carrier is made to the most updated and latest MP5K F specs. Tungsten filled, heat treated, and factory fresh production. Providing the finest...HKP-01190$179.95 -
LSC/PTR Receiver Flat- MP5 9mm
LSC
$224.95MP5 Receiver Flat - PTR/LSC New PTR 9mm Receiver Flat made on the original LSC tooling. This flat is considered by many to be the most sought-after HK flat available on the market and perfect for that HK custom build. This item is not considered an FFL...HKP-01431$224.95 -
HKP HK MP5K Magpul VFG w/Cantilever M-LOK Rail - Black
HKP HK Parts
$69.95HKP HK MP5K Magpul VFG w/Cantilever M-LOK Rail - Black New VFG for the MP5K platform is now M-LOK compatible and comes pre attached with a Magpul M-LOK polymer cantilever rail. The perfect combination to install lights or lasers. M-LOK slots are...HKP-20738$69.95 -
Out Of Stock
Beta C-Mag 100 Round MP5/MP5K/SP5/SP5K 9mm Drum Magazine
Beta C-Mag
$0.00100 Round Beta C-Mag For HK MP5, MP5K 9mm Weapon System This part is the top-of-the-line package from the Beta Company and the only 100-round drums available for the MP5, HK94, or clones. Each combo unit includes the clear backed (to enable you to...HKP-00088$0.00 -
LSC MP5 9mm Receiver Flat
LSC
$199.95MP5 Receiver Flat - LSC LSC HK MP5 receiver flat is the most in spec flat that has ever been available. The best option for your HK German parts kit build. This flat is considered by many to be most sought after HK flat available on the market and...HKP-20555$199.95 -
HKP 30 Round HK UMP 10mm Magazine - Black
HKP HK Parts
$139.95UMP, SMG - 30 Round Magazine - USA - 10mm Each 30 round magazine will fit the HK UMP 10mm caliber carbines, SMG's as well as the USC-UMP .40 to 10mm caliber conversions. Each magazine features, steel feed lips, enhanced polymer construction and all...HKP-19474$139.95 -
HK SP89, SP5K, MP5K - Forearm
$49.95Specifications: Compatibility: HK MP5K, HK SP89, HK SP5K, MP5 Reverse Stretch Style Builds, Custom MP5K, SP89 Builds 922R Compliant Brand: HK Parts Origin: USA *Can be modified to install on MP5K-N builds with 3 lug barrelsHKP-17397$49.95 -
HKP HK UMP .45 - Magazine Compliance Kit
HKP HK Parts
$19.95US-Made UMP .45 Compliant Magazine Kit For All UMP .45 Magazines This kit is a drop-in replacement set that will give you two US-compliant parts toward the 922R rules and regulations. It's made from high-impact polymer, just like the factory HK parts...HKP-01167$19.95 -
HKP HK UMP (.40 S&W) 30 Round Magazine
HKP HK Parts
$49.95UMP, SMG .40 Cal - 30 Round MagazineEach 30 round magazine will fit all HK UMP .40 caliber carbines, SMG's as well as the USC-UMP .40 caliber conversions. Each magazine features, steel feed lips, enhanced polymer construction and all correct updated...HKP-17583$49.95 -
PTR 33/91/93/53/G3 (5.56 / .223) & (7.62x51 / .308) Muzzle Brake - Threaded 15x1 RH
PTR
$25.95HK Bird Cage Style Flash Hider, Muzzle Brake - USA Correct HK threading 15 X 1 right hand with HK style retaining spring to latch on the HK splined barrel. Made in the US and counts as one US 922R compliant part. Compatible With: HK 91, G3, PTR HK 93,...HKP-02148$25.95 -
PTR HK MP5 Flat Receiver w/ Weldment Set
PTR
$289.95MP5 9mm Receiver Flat With Complete Weldment & Rivet Set - PTR/LSC Several years ago PTR bought out LSC and now owns the tooling and dyes for the LSC 9mm flats. These elusive flats have been hard to find and are now available for the first time here...HKP-19509$289.95 -
Magpul 30 Round HK G36 5.56/.223 Magazine - Black
Magpul
$29.95PMag 30G Maglevel For The G36 Variants The PMAG 30G Maglevel (5.56 NATO / .223 Remington) is a durable, lightweight, highly reliable 30-round polymer magazine for the HK G36 series of firearms. Including the SL8 conversions that now use G36 magazines...HKP-01740$29.95 -
HDPS HK UMP (.45 ACP) Threaded Barrel - 16x1 LH
HDPS
$349.95HK UMP & USC 45 ACP 8" Threaded Barrel HDPS UMP barrels are perfect for the USC to UMP conversions and a replacement UMP .45 barrel. They are considered by many to be the finest US-made barrel available. This barrel is the same length as a factory HK...HKP-02634$349.95