GBBR includes:
Aluminum Upper & Lower Receivers for greater balance and portability without sacrificing its durability.
Ultra lightweight 9” Keymod Mount Rail compatible with all standard Keymod accessories.
10.5” CQB Length Barrel,
EP Grip – Compact (EPG - C) – More vertical compact grip angle with improved ergonomics
EP Stock (EPS) – a simple yet highly functional collapsible polymer stock. Features unique cheek welds that are both comfortable and practical with storage compartments for tools and utilities.
Mega Arms skeletonized trigge