Skip to main content

HK MR556A1 Competition Rifle

HK MR556A1 Competition Rifle

The Competition Model is a customized version of HK's MR556A1 rifle and features an extended 14-inch hand guard, a Magpul CTR buttstock, an advanced compensator developed by OSS (Operators Suppressor Systems) and a larger magazine release.

GET THE NEWSLETTER Join the List and Never Miss a Thing.

Recommended Articles

Popular Videos

SilencerCo MSR Hunting

SilencerCo MSR Hunting

Hunters, save your ears! Patrick Sweeney reviews suppressors from SilencerCo.

New AR Pistol from Rock River Arms

New AR Pistol from Rock River Arms

Andrew Sharp of Rock River Arms talks about the new 9 mm, 7-inch AR pistol.

Citadel Boss 25 Shotgun

Citadel Boss 25 Shotgun

Dr. Will Dabbs tells you why the Citadel Boss 25 is the way to hunt birds or deer with a shotgun in the 21st century!

See All Videos

Magazine Cover

GET THE MAGAZINE Subscribe & Save

Digital Now Included!

SUBSCRIBE NOW

Give a Gift   |   Subscriber Services

PREVIEW OUR CURRENT ISSUE

Buy Digital Single Issues

Don't miss an issue.
Buy single digital issue for your phone or tablet.

Buy Single Digital Issue on the Firearms News App

Other Magazines

Special Interest Magazines

See All Special Interest Magazines

GET THE NEWSLETTER Join the List and Never Miss a Thing.

Get the top Firearms News stories delivered right to your inbox.

Phone Icon

Get Digital Access.

All Firearms News subscribers now have digital access to their magazine content. This means you have the option to read your magazine on most popular phones and tablets.

To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine.

Get Digital Access

Not a Subscriber?
Subscribe Now