Leupold Binocular Tripod Adapter TrayWeight - 2 oz(One size)Instantly mount any size roof prism binoculars to a tripod and lock them down quickly and securely with the hook and loop strap. The tray is tough, lightweight, and attaches to any tripod with a 1/4-20 mount.Features:1/4 - 1/2 Socket Mount Adapter - Drive on a Socket for tightening IMS mounts to picatinny rails.Hook and loop strap adjustment - Locks down any size binocular