The Vortex Optics Sport Binocular Adapter allows you to go hands-free while using your binocular. It fits any tripod-adaptable binocular and tripod with a 1/4"-20 socket/thread. This tripod adapter&';s structure allows it to fit between the barrels of the largest high-powered binoculars. You can also remove the binocular for handheld use without disconnecting the entire adapter with its quick-release connector. a Enables hands-free use a 1/4"-20 threaded stud a 1/4"-20 mounting thread a Vortex Lifetime Warranty