All Parts
At HK PARTS, we bring you a wide array of high-quality H&K accessories and components for your favorite firearms. Whether you're upgrading your H&K pistol or rifle, or even looking for parts kits, we've got you covered. Discover a range of top-rated components for popular models like VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, we have it all. Enhance your firearm's performance and functionality with our premium components.
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B&T HK 416/MR556 (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28
B&T Brugger & Thomet
$139.99B&T HK 416/MR556 (5.56/.223) Flash Hider - Suppressor Compatible - Threaded 1/2x28 - Universal Elevate the performance of your HK 416 or MR556 with this premium flash hider, meticulously engineered to enhance your shooting experience. Designed for...HKP-21394$139.99 -
B&T HK G36/G36K (5.56/.223) Mounting Rail
B&T Brugger & Thomet
$397.95B&T HK G36/G36K (5.56/.223) Mounting Rail B&T NAR (Picatinny compatible) mounting rail for HK G36/G36K with emergency sight, dual rail. Compatible With: HK G36 HK G36KHKP-21461$397.95 -
B&T HK G36/SL8 (5.56/.223) Mounting Rail
B&T Brugger & Thomet
$149.95B&T HK G36/SL8 (5.56/.223) Mounting Rail B&T Mounting Rail NAR for HK G36, SL8 HK carrying handle, Spanish Military Version. B&T Switzerland is an HK OEM manufacturer and produces top quality accessories for military and law enforcement...HKP-16867$149.95 -
Sale
B&T SIG SG 550/551/552 Mounting Rail - Long Version
B&T Brugger & Thomet
Now: $139.95Was: $259.95B&T Sig 550/551/552 Mounting Rail - Long Version A 27-slotted long rail manufactured for the Sig 550 series.HKP-17436Now: $139.95Was: $259.95 -
H&K 23E (5.56/.223) 20T Locking Piece - 70 Degree
H&K Heckler & Koch
$299.95HK23E 70 Degree 20T Locking Piece - German HK New This is hard to find as the HK23E or the parts for the HK23E are no longer in production.HKP-01451$299.95 -
H&K 53 (5.56/.223) Front Sight Tower - Factory Correct
H&K Heckler & Koch
$169.95HK53 Front Sight Tower - (Triple Frame) This is the factory-correct part for your HK53 build, not a recycled or incorrect G3/91 triple frame. This is a factory HK German part.HKP-02238$169.95 -
H&K 93 (5.56/.223) Complete Semi Auto SEF Style Trigger Pack
H&K Heckler & Koch
$349.95HK German HK93 SEF Semi Trigger Pack complete We have one of the best HK gunsmiths in the country that can take hand-picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and jigs available...HKP-00201$349.95 -
H&K G36 (5.56/.223) Burst Disconnector Spring
H&K Heckler & Koch
$9.95HK German G36 2 Round Burst Disconnector Spring For All HK Burst G36 Burst LowersHKP-12703$9.95 -
$7.95 -
Out Of Stock
H&K HK 416 & HK MR556 Assembly Wrench Tool
H&K Heckler & Koch
$699.95H&K HK 416 & HK MR556 Assembly Wrench Tool Factory HK German multi-tool for the HK416 and MR556. The perfect tool for a complete break down.HKP-20616$699.95 -
H&K HK 416 A5 Bolt Carrier Complete
H&K Heckler & Koch
$2,349.95German H&K HK 416 A5 Bolt Carrier Complete Get your hands on that critical puzzle piece for your factory-correct 416A5 build. Fully assembled and ready to drop into your uper receiver. Bolt carriers may be marked ".223 Rem" or "5.56 x 45"...HKP-21500$2,349.95 -
H&K HK 416 Axis Rivet
H&K Heckler & Koch
$4.95HK416 Axis Rivet New HK German HK 416 Rivet.HKP-16776$4.95 -
H&K HK G36 Right Side Lower Hammer Spring
H&K Heckler & Koch
$8.95HK G36 Right Side Lower Hammer SpringHKP-01857$8.95 -
H&K HK G36 Single Sided Picatinny Rail - Black
H&K Heckler & Koch
$75.99H&K HK G36 Single Sided Picatinny Rail - Black HK Lateral Picatinny Rail Single-Sided for Carry Handle. Compatible With: G36 G36K G36C Specifications: Material: AluminumHKP-18724$75.99 -
H&K HK G36, HK SL8 Forearm With Mounting Points
H&K Heckler & Koch
$279.95HK German G36 & HK SL8 Forearm With Rail Mounting Points Newer style that has the hard mounting points for the side and bottom rails. HK Black In Color. Compatible with all HK SL8's & G36E's models.HKP-01420$279.95 -
H&K HK G36C Flash Hider - Black
H&K Heckler & Koch
$165.99H&K G36C (5.56/.223) G36C Flash Hider - Threaded 15x1 RH Threaded 15x1. Perfect for HK rifle barrels and conversion barrels. Specifications: Threaded 15x1 RH Compatible With: HK G36C HK SL8 5.56/.223 Firearms Threaded 15x1 RHHKP-00630$165.99 -
HK SL8 Magwell - Used - Black
USA
$9.95HK SL8 Magwell - Used - Black Used Magwell - Black - SL8HKP-20055$9.95 -
HK SL8 Magwell - Used - Gray
USA
$9.95HK SL8 Magwell - Used - Gray Used Magwell - Gray - SL8HKP-20056$9.95 -
HKP HK 416, MR556 Upper Receiver Forging
HKP HK Parts
$88.95HKP HK 416 A1/A3, MR556 Upper Receiver Forging HK Parts' very own 416 upper reciever forging. This is the first time that these forgings have been made available to the public. Our receivers come with the ever popular Cerro Forge "keyhole" marking. Cerro...HKP-21008$88.95 -
HKP HK 93/53/33 (5.56/.223) Trigger Pack - 4 U.S. 922r Parts
HKP HK Parts
$299.95Semi Auto Trigger Pack HK93,33 & Z43 Models - 4 US 922R Parts HK 93,33,53 & Zenith Z-43 Semi Auto Trigger Pack Complete. Each trigger group incorporates the following US made compliant parts completely assembled & ready to drop in. The...HKP-18003$299.95 -
HKP HK MR556/416 DMR KeyMod 9" Handguard - Black
HKP HK Parts
$199.95HK MR556 & HK416 Standard Length 9& - KeyMod ForearmHKP-17982$199.95 -
HKP HK MR556/416 DMR KeyMod Extended 15" Handguard - Black
HKP HK Parts
$249.95HKP HK MR556/416 DMR KeyMod Extended 15" Handguard - BlackHKP-18020$249.95 -
MFI HK 416/MR556 (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28
MFI
$79.95MFI HK 416/MR556 (5.56/.223) G28 Style Flash Hider - Threaded 1/2x28 The G28 2nd Gen flash hider features the latest style and is threaded 1/2x28. Constructed from ordnance-grade steel, it is finished with a semi-matte, mil-spec black oxide coating for...HKP-17941$79.95 -
Solar Tactical Kydex HK G36 Grip Wrap - Black
Solar Tactical
$59.95Kydex Grip Wrap - HK G36 Featureless Kydex grip wrap for use with detachable magazines. Prevents a wrap around style pistol grip. Allows the use of the factory magazine release and detachable magazines.HKP-18895$59.95 -
Out Of Stock
Tommy Built G36 AR/Stanag Magwell - Red
Tommy Built
$249.95Tommy Built G36 AR/Stanag Magwell - Red Stanag/AR Magwell for the G36/SL8 Platform. This replacement magwell allows the use of standard AR15 Style Magazines. This is a direct magwell swap and should not require any modification or special tools. These...HKP-19172$249.95 -
Out Of Stock
Tommy Built HK G36, HK SL8 Low Rise Top Rail - FDE
Tommy Built
$249.95New G36, SL8 LOW RISE TOP RAIL - FDE - Tommy Built Tactical New, all aluminum, latest style & current production for the SL8-6 & G36 series of rifles. This is the perfect mounting solution for optics. Made from the highest quality combat grade...HKP-19378$249.95 -
B&T HK G36, HK SL8 Extended Scope Mount - Black
B&T Brugger & Thomet
$149.95B&T Mounting Rail NAR for HK G36 carrying handle, Portugese Military Version Swiss made B&T G36 mounting rail for HKG36 carrying handle, Portuguese army version. B&T Switzerland is an HK OEM manufacturer and produces top quality accessories...HKP-16892$149.95 -
B&T HK G36/SL8 (5.56/.223) Extended Mounting Rail
B&T Brugger & Thomet
$359.95B&T Long Mounting Rail NAR for HK G36/G36K, with Emergency Sight Specifications: Color: Black Height max: 41.5 mm Length max: 483.2 mm Length of top rail: 306 mm + 113 mm Material: Aluminum & steel NATO Accessory Rails: 2 Part number:...HKP-16874$359.95 -
Sale
Blade-Tech HK MR556/416 Magazine LH Pouch - Black
Blade-Tech
Now: $24.95Was: $44.95HK 416, MR556 Magazine Pouch - Left Hand Shooter Positive magazine retention without cumbersome flaps. Fully adjustable with tensioning screws. For a left-hand shooter. Features: Custom-modeled Kydex construction Fully adjustable with Tek-Lok locking...HKP-15158Now: $24.95Was: $44.95 -
Geissele HK 416 M-LOK 10.5" Handguard - Black
Geissele
$469.95HK416 Super Modular Rail MK15 M-LOK - Black - 10.5" The Super Modular Rail HK416 MK15 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength,...HKP-19990$469.95 -
Out Of Stock
H&K 93/53/33 (5.56/.223) 4 Position Trigger Goup Complete (0,1,3,F)
H&K Heckler & Koch
$0.00HK 93, 33, 53 4 Position Burst Trigger Group Complete (0,1,3,F). This item is a new factory German HK Trigger Group for a factory push pin style reciever.HKP-00018$0.00 -
H&K G36 (5.56/.223) 2 Round Burst Disconnector Axle
H&K Heckler & Koch
$10.95H&K G36 (5.56/.223) 2 Round Burst Disconnector AxleHKP-16350$10.95 -
H&K G36 (5.56/.223) Cocking Handle Bushing
H&K Heckler & Koch
$9.95HK German G36 Cocking Handle BushingHKP-01869$9.95 -
H&K G36 (5.56/.223) Handguard - Original Style- Incomplete
H&K Heckler & Koch
$69.95H&K G36 (5.56/.223) Handguard - Original Style- IncompleteHKP-16356$69.95 -
H&K HK G36, HK SL8 Firing Pin For All Variants - Black
H&K Heckler & Koch
$51.95New HK German G36 Or SL8 Firing Pin Great spare to have on hand. The firing pin fits all G36, G36K, G36C & SL8 variants.HKP-00289$51.95 -
H&K HK MR556/416 Brass Catcher
H&K Heckler & Koch
$799.95HK 416, MR556 Brass Catcher HK Factory German HK 416 Brass CatcherHKP-18046$799.95 -
H&K HK MR556/416 E1 Incomplete Charging Handle - Black
H&K Heckler & Koch
$109.95HK MR556, HK 416 E1/E2 Charging Handle - Incomplete New HK German manufactured HK MR556, HK 416. A great item to have on hand in the event of breakage or high wear. Compatible With: HK MR556 HK 416 HK M27HKP-17540$109.95 -
H&K HK MR556/416 Ejector Port Cover Pin
H&K Heckler & Koch
$14.95HK MR556 & 416 Ejector Port Cover PinHKP-02661$14.95 -
H&K HK SL8-1 Incomplete Locking Lever
H&K Heckler & Koch
$9.95H&K HK SL8-1 Incomplete Locking LeverHKP-16367$9.95 -
$7.95