Check the listing for details. Allen 4-Way Adjustable Bino Strap- MOC. Condition: New. Listed at 22.00 USD. Constructed with a durable elastic body harness, it holds binoculars snugly against your chest, reducing neck strain and evenly distributing weight across your shoulders and back. For added convenience, the harness includes an extra ring and ties, allowing you to set it up with a second pair of binoculars or alternate optics.