Brownells BRN-4 HK416 Compatible Piston Rod Assembly is a U.S.-made replacement or build component designed for Heckler & Koch 416, 417, MR556, MR762, G28, G36, and SL8 firearms. It features a stainless steel piston and includes gas rings for reliable gas system performance.
Key Features
HK416-compatible gas piston rod assembly for use across supported H&K platforms
Stainless steel piston for corrosion resistance and consistent operation
Includes gas rings for a complete piston setup
U.S.-made replacement or build component from Brownells
Upgrade or replace your gas piston components with a purpose-built BRN-4 HK416 compatible assembly from Brownells.
