HK416, MR556 Barrel - 5.56 - 10.4" - Threaded 1/2"x28 - A5 Profile

Nefarious Arms HK MR556416 10.4" A5 Barrel

An expertly crafted 10.4" barrel designed for the HK MR556 and 416 platforms. Featuring the A5 profile, this barrel balances durability and weight, making it an excellent choice for both tactical and recreational use. Each Nefarious Arms barrel is cold-hammer-forged and chrome-lined for years of accurate shooting.

NOTE: This barrel is NOT compatible with adjustable gas blocks due to the flash hider and gas block adjustment screw location overlap.  Compatible with non-adjustable MR556 vented and non-vented gas blocks.

Compatible With:

• HK416 A5 Receivers
• HK MR556 Receivers