HK MR556/416 Small Parts
Our selection includes every essential small part for your HK MR556 or HK416 rifle – pins, springs, detents, gas rings, firing pins, and more.
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H&K HK416 Full Auto Ambi Selector Lever Kit - 3 Position Polymer Selectors
H&K Heckler & Koch
$159.95HK416 Full Auto Ambi Selectors Kit - German HK - 3 Position Each set comes complete with everything you will need to upgrade your HK 416 to an ambi selector lever set up. The HK 416A5 polymer selector levers will be helpful for a quick visual...HKP-20398$159.95 -
H&K HK MR556/MR762/416/417 Magazine Catch Retainer Ring Pin
H&K Heckler & Koch
$8.95H&K HK MR556/MR762/416/417 Magazine Catch Retainer Ring Pin Compatible With: HK 416 MR556 HK 417 MR762HKP-16618$8.95 -
H&K HK MR556/416 Forward Assist Assembly
H&K Heckler & Koch
$68.95HK 416, MR556 Forward Assist Assembly H&K Germany factory MR556 & HK416 forward assist assembly complete. Compatible With: HK 416 HK MR556HKP-16528$68.95 -
H&K HK MR556/416 Fire Control Detent Stop Pin
H&K Heckler & Koch
$20.95H&K HK MR556/416 Fire Control Detent Stop Pin HK German.HKP-15272$20.95 -
GSG9 HK416, MR556 Firing Pin
GSG9
$34.95Firing Pin for HK 416 & MR556 Firearm - USA - GSG9 US made HK 416 & MR556 Made from hardened stainless steel. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-20650$34.95 -
H&K HK MR556/416 Ejector For Bolt Head
H&K Heckler & Koch
$23.95H&K HK MR556/416 Ejector For Bolt Head HK German factory part. Compatible With: MR556 HK 416HKP-00037$23.95 -
H&K HK MR556/MR762/416/417 Bridge
H&K Heckler & Koch
$16.95HK German Bridge For HK416, HK417, MR556, & MR762 LowersHKP-02676$16.95 -
H&K HK 416 Roll Pin For 33mm Front Folding Sight
H&K Heckler & Koch
$4.95HK 416 Roll Pin For 33mm Front Folding Sight This version is the enhanced (longer) roll pin for a more secure fitment.HKP-14144$4.95 -
H&K HK MR556/416 Extractor Spring Buffer
H&K Heckler & Koch
$11.95HK 416, MR556 Extractor Spring Buffer This buffer fits inside the extractor spring in the extractor pocked of the bolt. This item is a high wear item and a spare would be highly advised. Compatible With: HK MR556 & HK416 Firearms.HKP-00051$11.95 -
H&K 416 (5.56/.223) German Flash Hider
H&K Heckler & Koch
$95.95H&K 416 (5.56/.223) German Flash Hider This flash hider is not compatible with suppressors. Compatible With: HK 416 A5- 11" HK 416 A5- 14.5" HK 416 A5 - 16.5" HK 416 A5- 20"HKP-18521$95.95 -
H&K HK MR556/416 Charging Handle Release Latch
H&K Heckler & Koch
$39.95HK Ambidextrous HK416, MR556 Charging Handle Release Latch Perfect replacement item for the MR556 & HK 416 charging handle. New HK German manufacture. These can become chewed up and damaged with a hard drop or with heavy use. This is a great item to...HKP-16553$39.95 -
HK MR556/416 Firing Pin Catch
H&K Heckler & Koch
$19.95HK MR556/416 Firing Pin Catch Compatible With: HK MR556/416HKP-16846$19.95 -
H&K HK417/MR556 Trigger, Hammer Pin
H&K Heckler & Koch
$14.99H&K HK417/MR556 Trigger, Hammer PinHKP-15456$14.99 -
HKP (5.56/.223) A5 Flash Hider - Threaded 1/2x28
HKP HK Parts
$59.95HKP (5.56/.223) HK 416C A5 Flash Hider - Threaded 1/2x28 Made from ordnance grade steel, heat treated, and Melonited (Nitride process) for maximum longevity. Machined correctly to reduce tuning fork noise for a more pleasant time at the range. This is...HKP-21342$59.95 -
Out Of Stock
HKP HK MR556/416 SS Firing Pin
HKP HK Parts
$29.95Firing Pin For HK 416 & MR556 Firearm - USA Made from hardened stainless steel and comes new in the white. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-01756$29.95 -
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 MR556/416 Forward Assist Plunger Pin
H&K Heckler & Koch
$9.95H&K HK MR556/416 Forward Assist Plunger PinHKP-17542$9.95 -
H&K HK MR556/416 Front Sight Roll Pin
H&K Heckler & Koch
$4.95HK MR556 & 416 Front Sight Roll PinHKP-02659$4.95 -
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 breakdown.HKP-20616$699.95 -
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 417/MR556 Pin Look Index
H&K Heckler & Koch
$6.95HK 417, MR556, & MR762 Pin Look IndexHKP-02639$6.95 -
H&K HK MR556/416 Hammer
H&K Heckler & Koch
$189.95HK German 416 & MR556 Full Auto Hammer This is the hammer and spring assembly with no side bushing included. Compatible With: HK MR556 HK 416 Please Note: This batch homes from HK and does not include the bushing.HKP-02673$189.95 -
H&K HK MR556/416 Ejector Spring
H&K Heckler & Koch
$39.99HK 416 & MR556 Ejector Spring Compatible With: HK 416 HK MR556HKP-02538$39.99 -
$6.95 -
Out Of Stock
H&K HK416, MR556 Ejection Port Cover - FDE
H&K Heckler & Koch
$0.00HK German HK 416, MR556 Ejection Port Cover In RAL7008 -FDE 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 enhance the project with the finest...HKP-19450$0.00 -
HKP HK MR556/416 Extractor Spring Buffer
HKP HK Parts
$5.39HKP HK MR556/416 Extractor Spring Buffer This buffer fits inside the extractor spring in the extractor pocked of the bolt. This item is a high wear item and a spare would be highly advised. Compatible With: HK MR556 & HK416 FirearmsHKP-21604$5.39 -
Out Of Stock
HKP HK MR556/416 Titanium Firing Pin Catch
HKP HK Parts
$49.95HK MR556 & HK416 Firing Pin - TitaniumGrade 6 weapons grade Titanium manufacture. Made 100% in the USA A must have upgrade to have on hand as the firing pin is one of the most abused components in the HK MR556 & HK 416 weapon system. Get the...HKP-17767$49.95