HK MR556 A4 5.56X45MM, 16.5" barrel, 30+1rd Black/Patriot Brown - $3279.99

Description

The MR556 A4 is equipped with a cold hammer-forged barrel made from high-quality steel, ensuring exceptional barrel life and consistent accuracy. The 1:7” twist rate stabilizes a wide range of bullet weights, while the threaded muzzle provides compatibility with muzzle devices or suppressors. The 6-position adjustable stock and ambidextrous safety lever enhance control and comfort for both right- and left-handed shooters.

Its free-floating M-LOK handguard reduces weight and heat transfer while providing ample space for customization. The trigger pull is set between 4.5 to 5.6 pounds, giving users a crisp and responsive shooting experience. Whether used for tactical applications, precision shooting, or sporting use, the MR556 A4 delivers performance in every category.

Specifications:

Brand: HK
Model: MR556
Series: A4
Category: Tactical Rifles
Caliber: 5.56x45mm
Action: Semi-Auto
Operating System: Gas Piston
Barrel Length: 16.5"
Barrel Description: Threaded
Barrel Material: Steel
Barrel Finish: Black
Twist Rate: 1:7"
Grooves: 6
Thread Pattern: 5/8"x24
Muzzle: Threaded
Receiver Description: Picatinny Rail
Receiver Finish: Patriot Brown
Handguards: M-LOK
Handguard Finish: Black
Sights: None
Stock Description: 6 Position
Stock Material: Synthetic
Stock Finish: Black
Overall Length: 36.5"
Height: 7.5"
Width: 3.07"
Weight: 7.67 lbs
Trigger Pull Weight: 4.50-5.60 lbs
Safety: Ambidextrous Safety Lever
Capacity: 30 + 1
Max Capacity: 30
Hand: Ambidextrous