Haley Strategic Partners D3CR Micro, Chest Rig, Nylon Construction, Black, Includes (1) Large Open Pouch, (2) Pistol Magazines, (1) Pouch D3CRM-1-1-BLK The Disruptive Environments Micro Chest Rig (D3CRM) was designed to be adaptive to any mission and every environment. Over the past 8-years, the Micro has earned operational experience with deployments to every branch of the U.S. military including broad usage with U.S./NATO special operations forces, federal, and local law enforcement agencies.