This is a KRISS USA, Inc Stock known as the DS150, model DA-DS150BL00.
KRISS USA's DS150 AR-15 Stock fits AR mil-spec buffer tubes. Sockets capable of accepting a QD sling mount can be found on the left and right side of the stock and a removable rubber shock pad is preinstalled.
Features:
Stock fits AR mil-spec buffer tubes
Removable rubber shock pad
