This is a NCSTAR Shoulder Holster System known as the Shoulder Holster, model CV2909.
This is a fully adjustable" ambidextrous" horizontal shoulder holster with a double magazine pouch. The shoulder straps are fully adjustable for length for a custom fit to your body and include elastic band section to expand and contract with your body movements.
Features:
Magazine Pouch Holds 2 each standard capacity Double Stack Pistol Magazines
Adjustable hook and loop fastener flaps over each magazine will insure they are held securely
