The Tilta Armor Man 3.0 Support Vest is the main part of the Armor Man 3.0 system. All the other parts, including the mechanical arms, attach to this vest. The vest has release cables that hang in front of it. These cables let you release the tension of the mechanical arms when the arms are in the locked position. The vest is padded for comfort, and it features adjustable straps for securing it to most body types.