The Really Right Stuff Cinch-LR Elite Binocular Adapter Aluminum provides quick-release functionality to your binocular/monocular of choice for housing diameter ranges between 1.77"-2.56". The adapter is precision CNC machined from a solid block of aircraft grade aluminum, designed and manufactured in Lehi, UT. The Cinch-LR Elite is a semi-permanent clamp mount, that should fit in most supplied chest harnesses. The Bi-Directional 1.5" dovetail standard milled into the base, allows the majority of tripod users to quickly attach and detach their optic from multiple ball head manufacturers. If using a standard other than the dovetail standard, there is a 1/4"-20 mounting socket on the bottom of the Cinch-LR to adapt to a system of your choice. The Cinch-LR Elite can be mounted perpendicular or parallel to the optical plane. The removable strap can be fed through the buckle with the excess strap exposed on the outside, or reversed with the excess following the contou...