This is a Hera USA Grip known as the Front Grip, model 11.09.06.
Hera USA's CQR Front grip was designed along with their CQR Buttstock to create one of the most rigid and compact Rifle Systems based on the widely available AR15 Platform. The CQR Front grip is an easy to install Front grip for Picatinny Handguards. In combination with their CQR Buttstock" Operators will get a lightweight" compact and ergonomic SBR System.
Features:
AR-15 Forward Grip Upgrade
M1913 Picatinny Mounted
Web Sling and QD Attachment Points
Reinforced impact resistant polymer