HK MR556/416 Series
Our extensive collection boasts a wide array of HK MR556 and HK 416 parts, including precision HK MR556 Barrels and durable HK 416 Stocks. Elevate your rifle's functionality with HK 416 Handguards and HK MR556 Triggers, designed for the discerning shooter seeking top-tier performance.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
H&K HK MR556/416 Receiver End Plate
H&K Heckler & Koch
$24.95HK 416, MR556 End Plate For Receiver & Buffer Tube New HK German manufacture. Compatible With: HK MR556 & HK 416 upper receiver/buffer tubesHKP-16603$24.95 -
H&K HK MR556/MR762/416 Bolt Catch Pin
H&K Heckler & Koch
$4.95H&K HK MR556/MR762/416 Bolt Catch Pin The factory roll pin is used to hold the bolt catch in place. Great to have on hand in the event this item becomes lost or damaged when doing maintenance Compatible With: HK MR556 HK 416 HK MR762HKP-02677$4.95 -
German HK 416, MR556 - Barrel Nut
H&K Heckler & Koch
$53.95HK MR556 & HK 416 Barrel Nut Or Socket For Barrel All steel barrel nut. This item is a must-have repair and replacement part for removal or when you have any work done to your barrel, as the barrel nut may become damaged in the removal and...HKP-02535$53.95 -
H&K HK MR556/MR762/HK416 A5 Rail Cover Set - RAL 8K
H&K Heckler & Koch
$69.95H&K HK MR556/MR762/HK416 A5 Rail Cover Set - RAL 8K Brand new Heckler & Koch HK 416 A5 Style Picatinny rail covers made of high impact HK polymer. Each rail is equipped with a quick release tab & marked with the HK logo...HKP-17705$69.95 -
H&K Bungee Single Point Sling - 1250mm Long
H&K Heckler & Koch
$109.95H&K Bungee Single Point Sling - 1250mm Long New factory HK German manufactured single point elastic "push/pull" bungee style sling. Includes the factory sling hook and is fully adjustable for the average sized mag to use. Will fit any HK application...HKP-17604$109.95 -
H&K HK MR762/MR556/416/417 Rail Cover Set - Black
H&K Heckler & Koch
$69.95H&K HK MR556/MR762/416/417 Rail Cover Set - Black Brand new Heckler & Koch Picatinny rail covers made of high impact HK polymer. Each rail is equipped with a quick release tab & marked with the HK logo. Specifications: Length: 8...HKP-17704$69.95 -
Out Of Stock
H&K HK MR556/MR762/416/417 Tactical Sling - Black
H&K Heckler & Koch
$76.95H&K HK MR556/MR762/416/417 Tactical Sling - Black OEM HK German part. The tool is built into the HK sling hook. For the MR556 model, a sling adapter will be needed for the front attachment point as the MR556 lacks the ambi sling loop on the gas...HKP-00028$76.95 -
UTG Vertical Grip With LED Light & Quick Detach Mount
UTG
$89.95UTG Vertical Grip With LED Light & Quick Detach Mount Features: UTG combat aluminum foregrip with integral LED flashlight Cree Q5 LED diodes Integrated reflector and light bulb to provide instant spot focus for clear object...HKP-13184$89.95 -
B&T Sling Swivel - Universal Picatinny Attachment
B&T Brugger & Thomet
$29.95B&T Sling Swivel - Universal Picatinny Attachment Designed for H&K snap-hooks, and mounts to any M1913 Picatinny Rail. Strong non-marring silent attachment point. Specifications: Color: Black Height max: 16.3 mm Length max: 12 mm Length...HKP-16893$29.95 -
H&K HK MR556/MR762/416/417 33mm Front Folding Sight
H&K Heckler & Koch
$149.95H&K HK MR556/MR762/416/417 33mm Front Folding Sight Tower HK 416 Or MR556 Front Folding Sight. This item attaches directly to the front gas block of the HK 416 & MR556 or MR762/HK417. Designed to be used in conjunction with - Flip Up Rear...HKP-02548$149.95 -
Strike Industries Link Anchor Poly Handstop
Strike Industries
$19.95Strike Industries Link Anchor Poly Handstop The LINK Anchor Handstop is made from a heat-resistant polymer that allows comfortable grip in any shooting condition. It has a low profile design that allows mounting through any MLOK or KeyMod openings. The...HKP-19645$19.95 -
HKP Single Point Quick Detach Sling - OD Green
NcSTAR
$29.95HK Single Point Sling in Green - Quick Detach Specifications: Composition: Heavy duty 1.5" wide adjustable nylon webbing and elastic bungee construction. Style: Bungee-type design for complete comfort and stability Sling loop is adjustable for length...HKP-19708$29.95 -
H&K HK MR556/416 Ejection Door Lock Bolt Pin
H&K Heckler & Koch
$4.95HK MR556 & 416 Ejection Door Lock Bolt Pin Compatible With: HK 416 HK MR556HKP-02536$4.95 -
Out Of Stock
H&K HK416 A5 Factory German Extended Castle Nut
H&K Heckler & Koch
$71.95H&K HK416 A5 Factory German Extended Castle Nut Original HK Factory German steel 416 A5 Extended Castle Nut. Perfect for MR556, HK 416 A5 builds, or upgrades.HKP-19164$71.95 -
HKP HK MR556/416 Buffer Tube Wrench
HKP HK Parts
$29.95HK MR556 & HK416 Buffer Tube Wrench The perfect metric wrench to remove and install the MR556 & HK 416 castle nuts on the buffer tube. A perfect addition to have on hand for OTB or other HK buffer tube upgrades, etc. Made from all steel, heat...HKP-17124$29.95 -
H&K HK MR556/416 Ejection Port Cover Door Assembly
H&K Heckler & Koch
$89.95HK German HK 416, MR556 Ejection Port Cover Door Assembly Complete This is the newer polymer style cover found on the latest HK 416 and MR556's. This is the complete ejection port door assembly needed on all AR15 or MR556/HK416 models. Can also be used...HKP-16951$89.95 -
H&K HK MR556 Front Lower Receiver Locking Pin
H&K Heckler & Koch
$64.95H&K HK MR556 Front Lower Receiver Locking Pin With Spring Loaded Detent This part is the front (large) takedown pin with ball detent and locking mechanism installed. The idea behind this type of system is to decrease the movement of the upper and...HKP-02663$64.95 -
Troy Industries HK 416/HK MR556/HK MR762/HK 417 Low Profile Micro Sights
Troy Industries
$199.95Troy Industries Low Profile Micro Sights For those that need a lower profile sight for enhanced cheek weld position and eye relief, this is the sight set up for you. Each rear sight includes two different sight apertures, making the sight system modular...HKP-01243$199.95 -
Out Of Stock
HKP AR Grip Screw 1/4x28x1 Hex w/ Locking Washer
HKP HK Parts
$1.95HKP AR Grip Screw 1/4x28x1 Hex w/ Locking Washer This replacement screw is to mount your AR-15/AR-10 pistol grip. 1/4x28x1 with a star lock washer. The best option to use for new builds or to replace your worn out or stripped screw. Black oxide finish...HKP-20685$1.95 -
H&K ( 5.56/.223) Flash Hider - Threaded 1/2x28
H&K Heckler & Koch
$19.95H&K ( 5.56/.223) Flash Hider - Threaded 1/2x28 This flash hider is threaded 1/2x28 for use on all HK 416, MR556, and other AR-style applications. It is a great flash hider to use to upgrade the MR556 barrel. Specifications: Made in Germany Threaded...HKP-01404$19.95 -
H&K German Leather Sling - Used-Very Good
H&K Heckler & Koch
$59.95Original Surplus German HK Leather 2 point sling - Used- Very Good Comes with HK sling hook. Pulled from German military G3 rifles. Complete and in good shape overall. Made with leather straps and steel hardware and HK sling hook. Last of the...HKP-20345$59.95 -
On Sale
SB Tactical Pistol Stabilizing Brace w/Hex Buffer Tube, Universal
SB Tactical
Now: $63.95Was: $109.95SB Tactical Pistol Stabilizing Brace w/Hex Buffer Tube, Universal The SB-MINI Kit provides the ultimate minimalist solution for buffer tube compatible Pistol Stabilizing Braces. The Kit includes the Phase5 Hex-2 tube machined specifically to...HKP-20478Now: $63.95Was: $109.95 -
H&K HK MR556/416 Firing Pin
H&K Heckler & Koch
$54.95H&K HK MR556/416 Firing Pin New HK German manufactured. This is a great item to have on hand as the firing pin is one of the most abused components in the HK MR556 and HK 416 weapon systems. Compatible With: HK MR556 HK 416 HK CR556 HK...HKP-00045$54.95 -
Magpul MS3 Sling - Gen 2 - Black
Magpul
$49.95Magpul MS3 Sling - Gen 2 - Black Magpul Industries MS3- Multi Mission Sling System Sling Black AR Rifles 1 or 2 Point Sling.HKP-13727$49.95 -
H&K HK 416 Enhanced Firing Pin/Retaining Pin
H&K Heckler & Koch
$19.95HK 416 Firing Pin Retaining Pin- New Style This part is the newer style pin that is goldish, super hardened, and much less prone to wear and tear. The enhanced version is the most robust, easiest-to-use pin available. Compatible With: HK 416 AR15, M4...HKP-02658$19.95 -
H&K Universal Cleaning Kit
H&K Heckler & Koch
$64.95New - Original HK German MSG90/HK91/G3 Cleaning Kit - Old Stock Each cleaning kit kit comes complete with brass brush, oil brush, oil tube, hand cleaning brush, and pull chain. Originally built for the G3,91 & MG3 but will work on all .308 - .351 ...HKP-19031$64.95 -
H&K HK MR556/MR762/416 Forward Assist Pin
H&K Heckler & Koch
$4.95H&K HK MR556/MR762/416 Forward Assist Pin Compatible With: HK MR556 HK 416 HK MR762HKP-02662$4.95 -
Maglula Gen 2 AR-15 5.56/.223 Mag Loader/Unloader
Maglula
$26.95Maglula Magazine Loader/Unloader - Generation 2, Lula, 223 Rem/556NATO, Fits AR-15 - Black The Maglula LULA magazine loader & unloader AR-15 for 223 Remington / 5.56mm NATO is a mil-spec tool that allows you to load and unload magazines fast,...HKP-14545$26.95 -
Magpul PMAG 40 Round AR-15 5.56/.223 Magazine
Magpul
$24.95Magpul PMAG 40 Round AR-15 5.56/.223 Magazine This magazine is the latest and greatest M3 model NON-windowed PMAG (Polymer Magazine) is a lightweight 5.56 NATO, M-16 compatible magazine. It features a pop-off storage/dust cover that alleviates pressure...HKP-16699$24.95 -
Out Of Stock
H&K Cleaning Rod For HK Cleaning Brushes
H&K Heckler & Koch
$19.95H&K Cleaning Rod For HK Cleaning Brushes HK chamber face brush, Receiver Brush, Flute Cleaning Brush Cleaning Rod For All US Threaded cleaning Brushes (8-32 thread type). This rod is an aluminum rod that is made to clean all HK rifles and machine...HKP-01821$19.95 -
HKP 2 Point Leather Sling - OD Green
HKP HK Parts
$49.95HKP 2 Point Leather Sling - OD Green These new HK Parts 2-point slings are based off of the original German HK design that are no longer offered. This is a 1st time offering, handcrafted by a German artisan. Made in the USA from quality leather and...HKP-20164$49.95 -
SB Tactical AR-15 5 Position Adjustable Stabilizing Brace
SB Tactical
$134.95SBA3 - 5 Position Adjustable Stabilizing Brace - AR15 Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA3 is a 5-position adjustable, dramatically enhances versatility, and features a minimalist design with an...HKP-18646$134.95 -
On Sale
AR-15 Ambidextrous Sling End Plate, Universal
USA
Now: $9.95Was: $13.95AR-15 Ambidextrous Sling End Plate, Universal Made in the USA out of ordnance grade steel. Compatible With: AR15 M5 Other AR buffer tube style buildsHKP-15333Now: $9.95Was: $13.95 -
H&K HK MR556/416 Castle Nut
H&K Heckler & Koch
$35.95H&K HK MR556/416 Castle Nut For Buffer Tube New HK German manufacture. This buffer tube castle nut will fit both mil-spec and commercial buffer tubes. All steel manufacture. With HK round tool attachment points as well as traditional wrench...HKP-15230$35.95 -
On Sale
JMAC HK MP5 9mm Muzzle Device - Compatible With KeyMo Suppressors - Threaded 1/2x28
JMAC Customs
Now: $77.95Was: $99.95JMAC HK MP5 9mm Muzzle Device - Compatible With KeyMo Suppressors - Threaded 1/2x28 management and a 10mm bore to reduce flash and concussion. Its no-timing design allows for easy installation without shims or crush washers. Compatible with KeyMount and...HKP-21256Now: $77.95Was: $99.95 -
Out Of Stock
Nefarious Arms HK 416 Reaction Rod
Nefarious Arms
$129.95Nefarious Arms - Reaction Rod - HK 416 The Nefarious Arms H&K 416 Reaction Rod is used to securely hold the upper receiver in a bench vise so that work may be performed on the muzzle device. It is inserted through the rear of the upper receiver...HKP-21272$129.95 -
UTG Quick Detach Low Profile Folding Grip
UTG
$49.95UTG Quick Detach Low Profile Folding Grip Features: Unique knurled surface for the most solid grip Smart Posi-Lock cross bolt and spring tensioned locking plate with steel insert for the most secure installation Fully adjustable quick detachable...HKP-15029$49.95 -
H&K HK MR556/416 Vented Slimline Gas Block
H&K Heckler & Koch
$135.00HK German MR556, 416 Gas Block Complete - Low Profile This part is the factory slim-line, low-profile gas block for the MR556/HK416. There are no bayo lug or sling attachment points. This is the factory-correct gas block found on the MR556...HKP-02660$135.00 -
HKP 5.56/.223 Laser Bore Sighter
HKP HK Parts
$19.95HKP 5.56/.223 Laser Bore Sighter Red Laser Bore Sight-.223 Laser bore sight system. Each unit comes complete with batteries (3)and instructions for operation. Easy to use and priced so that every shooter can have one for each caliber of firearm that they...HKP-16218$19.95 -
Out Of Stock
H&K HK MR556/MR762/416/417/AR-15 Selector Detent Spring
H&K Heckler & Koch
$9.95H&K HK MR556/MR762/416/417/AR15 Selector Detent Spring HK German manufacture. Compatible With: HK MR556 HK 416 HK MR762 HK 417 AR15, M4 & M16HKP-02657$9.95