HK416 / MR556 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.
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On Sale
HK416, MR556 Mil-Spec Enhanced Buffer Tube
H&K Heckler & Koch
Now: $229.45Was: $254.95HK 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. Each buffer tube has ball-bearing rollers to tighten the...Now: $229.45Was: $254.95 -
Out Of StockOn Sale
HK416 E1, MR556 Charging Handle - Ambidextrous
H&K Heckler & Koch
Now: $116.95Was: $129.95H&K HK MR556/416 E1 Charging Handle - Ambidextrous HK's design boasts a smooth & easy to release latch with an enhanced oversized charging handle. Compatible With: HK MR556 HK 416 Other AR15, M4 & M16 applicationsNow: $116.95Was: $129.95 -
On Sale
HK416, HK417, MR556, MR762 Takedown Pin - Rear - A1 Style
H&K Heckler & Koch
Now: $71.95Was: $79.95H&K HK MR556/MR762/416/417 Rear Lower Receiver Locking Pin 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 of the upper and lower receivers and improve...Now: $71.95Was: $79.95 -
On Sale
HK416, MR556, MR762 Clamping Sleeve Safety Lever
H&K Heckler & Koch
Now: $7.16Was: $7.95H&K HK MR556/MR762/416 Clamping Sleeve Safety Lever There are one of the same pin on both sides. Compatible with: HK MR556 HK 416 HK MR762Now: $7.16Was: $7.95 -
On Sale
HK Sling Hardware
H&K Heckler & Koch
Now: $4.46Was: $4.95HK German Sling Hardware New Old Stock Slider and sling tension adjuster for HK style slings and other sling applications. Steel manufacture.Now: $4.46Was: $4.95 -
On Sale
ACRO P-2 Red Dot Reflex Sight - 3.5MOA
Aimpoint
Now: $539.10Was: $599.00Aimpoint ACRO P-2 Red Dot Reflex Sight - 3.5MOA Compact and boasting high clarity, the ACRO is a perfect compliment to any SMG platform. Specifications: 3.5 MOA dot size 50,000 hours (over 5 years) of constant operation 4 night vision compatible...Now: $539.10Was: $599.00 -
On Sale
HK416, MR556 Ejection Port Spring
H&K Heckler & Koch
Now: $8.96Was: $9.95H&K HK MR556/416 Ejection Port Spring Compatible With: HK MR556 HK 416Now: $8.96Was: $9.95 -
On Sale
HK416A5 Castle Nut - Extended
H&K Heckler & Koch
Now: $68.36Was: $75.95H&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.Now: $68.36Was: $75.95 -
On Sale
HK416, MR556 Ejection Door Lock Roll Pin
H&K Heckler & Koch
Now: $4.46Was: $4.95HK MR556 & HK416 Ejection Door Lock Bolt/Roll Pin Compatible With: HK416 A1, A3, A5 HK MR556 A1, A4Now: $4.46Was: $4.95 -
On Sale
AR15 Castle Nut for Buffer Tubes
Ergo
Now: $8.99Was: $9.99Ergo AR-15 Castle Nut For Buffer Tubes - US Made Steel Castle-nut for AR buffer tubes fits both mil-spec and commercial buffer tubes alike. Compatible With: HK MR556 & 416 AR-15 style platformsNow: $8.99Was: $9.99 -
On Sale
HKP (5.56/.223) & (7.62/.308) Muzzzle Brake Compensator - Threaded 15x1 RH
HKP HK Parts
Now: $23.96Was: $29.95HKP (5.56/.223) & (7.62/.308) Muzzzle Brake Compensator - Threaded 15x1 RH This compensator is perfect for any 15x1 RH Barrel. Specifications: Threaded 15x1 RH Compatible With: HK G3/91/PTR HK 93/53/33 HK MR223 HK 416/MR556 HK 417/MR762 HK...Now: $23.96Was: $29.95 -
On Sale
HK Soft Case 42" Single Rifle Case - Black
H&K Heckler & Koch
Now: $116.95Was: $129.95H&K Soft Case 42" Single Rifle Case - Black Protects 42" rifles and shorter with dense padding and durable water resistant PET shell material. Velcro wraparound handle to combine carrying handles. Large zippered storage compartment. Compatible...Now: $116.95Was: $129.95