HKP HK Parts

HKP 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...

HKP HK Parts HK416 and HK MR556 Firing Pin - Titanium Made in the US from grade 6 Titanium. Get the lightest, strongest firing pin available for your HK firearm. Compatible With: HK416, MR556 HK M27

HKP (5.56x.223) A5 4 Prong Flash Hider - Threaded 1/2x28 Made from ordnance grade steel, heat treated, and nitrided for longevity. Machined correctly to reduce tuning fork noise. Counts as one US...

HK MR556 & HK416 Standard Length 9" - KeyMod Handguard

HK MR556 & HK416 9" M-LOK Forearm Specifications: Weight: 10.2 oz MADE IN THE USA BILLET MACHINED MUCH LIGHTER THAN THE HK FACTORY FOREARM OFFERINGS

HKP HK 416/MR556 Short Quad Rail  

MR556/416 KeyMod Quad Rail - Short  

HKP HK MR556/416 Rear Sight Drum 10" Barrel Length Made in the USA.

HKP HK MR556/416 Rear Sight Drum 14.5&" & 16" Barrel Made in the USA.

HKP HK MR556/HK416 FFRS Retaining Spring The retainer spring retains the handguard locking pin on the free floating rail system (FFRS). These can become damaged with the removal of the handguard...

Firing 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 M27

HKP HK Parts Trigger Guard for HK416 and HK MR556  Upgrade your HK416 or MR556 with a durable trigger guard designed to provide improved strength and enhanced ergonomics. Featuring a...