H&K Heckler & Koch

HK MR556, HK 416 & MR762, HK 417 PSG1 Style Grip - Ral 8000 - Sniper HK German PSG1 style sniper factory. Each grip will fit all AR-15/M-16 lower receivers as well. Superior fit & feel to any...

HK MR556 Complete Bolt Group Bolt carriers will be marked ".223 Rem" or "5.56 x 45". Includes The Following HK German Factory Parts: MR556 Bolt Carrier Bolt head complete Firing pin spring Firing...

HK 416A5 9" Quad Rail With Flip Up Front Sight - BRN New latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings...

HK416A5, MR556 Extended Windowed Handguard - Ral 8000 HK German HK416A5 Extended forearm with window for use of the suppressed/non-suppressed gas block. This handguard is designed to minimize mirage...

HK MR556, HK416 & MR762, HK417 German E1 Convex Butt Pad The HK Convex buttpad can be used to swap out on the factory E2 or concave-style buttpads for those who desire this option. This...

New HK German Partially Pre-Assembled MR556/MR223 Upper Receiver Each unit comes just as shown with the F/A (forward assist) assembly and ejection port door assembly installed from the HK factory...

HK MR556, HK416 Threaded Pin For E1/E2 buttstock Release Lever Insert New HK German manufactured E1/E2 stock release and tightening screw that takes the slack and slop out of the stock when in...

HK MR556 & MR762 Take Down Tool For The Upper & Lower Receiver This part is the tool used to tighten down the stock movement on the E1/E2 stock. Each tool will be...

H&K HK MR556/416 Semi Auto Axle For Selector Lever HK German safe, semi selector axle for the MR 556 & HK 416 family of firearms. All steel construction.

HK MR556 & HK 416 Magazine Release Button New HK German Manufacture. Compatible With: HK MR556 HK416 AR15, M4 & M16 firearms

HK MR556, MR762 Locking Pin With Spring Loaded Detent This is the rear takedown pin with ball detent and locking mechanism installed. The idea behind this type of system is to decrease the movement...

HK MR556 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...

H&K HK MR556/417 Index Pin Spring  

HK 416, MR556, & MR762 Quad Rail Picatinny Rail Cover - Black Brand new Heckler & Koch Picatinny rail covers made of high-impact HK polymer. Each rail is equipped with a...

Slim line handguard with HKey mounting slots, short.Fits all: HK 416 A5 - 11" HK 416 A5 - 14.5" HK 416 A5 - 16.5" HK 416 A5 - 20"

Slim line handguard with HKey mounting slots, short.Fits all: HK 416 A5 - 11" HK 416 A5 - 14.5" HK 416 A5 - 16.5" HK 416 A5 - 20"

H&K HK MR556/416 Battle Grip Storage Cap Pin  

HK MR556 & 416 Upper Receiver Threaded Piston Guide Compatible With: HK MR556 HK 416 HK M27

HK 416, MR556 End Plate For Receiver & Buffer Tube New HK German manufacture. Compatible With: HK MR556 & HK 416 upper receiever/buffer tubes

HK 416, MR556 Magazine Catch New HK German manufacture magazine catch for the HK 416 and MR556 family of firearms.

HK German HK 416, MR556 Floor Plate Extension Complete All steel HK Marked 30, 20 & 10 round floor plates. Each unit comes complete with the rubber bushing installed in the maritime finish...

HK MR556 & 416 Extractor Axle Pin This factory HK German part holds the extractor in place on the bolt head. This item needs to be changed each time it is removed per HK. Compatible With: HK...

HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency...

HK 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...

HK German HK 416, MR556 Ejection Port Cover In RAL8000 HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556's. This item can also be used on other AR15 style...

HK German HK 416, MR556 Ejection Port Cover HK manufactured newer polymer style cover assembly found on the latest HK 416 & MR556's. This item can also be used on other AR15 style projects to...

H&K HK MR556/416 Clamping Sleeve Safety Lever There are one of the same pin on both sides.

HK German HK 416, MR556 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...

H&K HK MR556/416 Battle Grip Storage Cap HK German MR556, HK416 battle grip storage grip. This is the replacement grip plug for the bottom of the HK battle grip. *Does not fit for the HK416 .22LR...

HK German MR 556 & HK 416 Safety Lever- Right Or Left Side: HK German manufactured right or left side selector lever for the ambidextrous controls of the HK 416, MR556 family of firearms. Will...

H&K HK MR556/416 Fire Control Detent Stop Pin HK German.

H&K HK MR556/MR762/416/417 Magazine Catch Retainer Ring Pin Compatible With: HK 416 MR556 HK 417 MR762

HK416 Full Auto Ambi Selectors Kit - German HK Each set comes complete with everything you will need to upgrade your HK 416 to an ambi selector lever set up. Factory correct German HK and all steel...

HK416 Axis Rivet New HK German HK 416 Rivet.

HK 416, MR556 Factory German E2 Rear Stock The HKE2 Buttstock fits MILSPEC buffer tubes (receiver extensions) for M4/AR15 type weapons and has the concave style removable buttpad installed...

HK 416, MR556 Factory German E2 Rear Stock - Commercial HK German Stock For All HK 416, MR556 Rifles The HKE2 Buttstock fits Commercial buffer tubes (receiver extensions) for M4/AR15 type weapons and...

H&K HK MR556 & 416 Tungsten Recoil Buffer The proprietary tungsten HK-manufactured buffer is one of the reasons why the HK 416 and MR556 are as reliable as they are. This is the perfect...

HK MR556 & MR762 Buttstock Release Lever Insert

HK MR556 & MR762 Buttstock Release Lever

HK German HK MR556 & HK 416 Magazine Spring