Heckler & Koch presents the MR556 A4, a marvel of modern firearm engineering. This rifle features a short-stroke gas piston system that minimizes maintenance and wear, ensuring longevity and reliability. Its fully ambidextrous controls, lightweight design, and slimmer profile make it easy to handle and operate, whether you're at the range or in a competitive setting. The MR556 A4 is a testament to Heckler & Koch's commitment to quality and innovation.

Ideal for range shooting and competition, the MR556 A4 offers precision and ease of use. Its adjustable gas regulator allows for optimized performance with or without a suppressor. Heckler & Koch's reputation for excellence shines through in this model, making it a top choice for enthusiasts.

Key Features:
- Manufacturer: Heckler & Koch
- Model: MR556 A4
- Caliber: 5.56x45mm
- Condition: New
- Action: Semi-Auto
- Finish Color: Patriot Brown
- Barrel Length: 16.50"
- Number of Magazines: 1
- Capacity: 10+1
- Optic Footprint: None
- Unique Features: Adjustable gas regulator, fully ambidextrous controls
- Night Sights: No
- External Safety: Yes
- Threaded Barrel: Yes
- What's In The Box: Rifle, Magazine
- Weight: 7.67 lbs
- Length: 36.50"
- Width: Not specified