The Nighttime Optic Extension (NOX) is an add-on attachment for the Optics Hub, or can be utilized as a standalone unit, that gives you the ability to attach a night vision and/or thermal scope to the front or rear of your spotting scope. The NOX Attachment is a direct fitment that attaches to the bottom of the Optics Hub. Affixed with 1913 picatinny rail and completely adjustable for height and length, the NOX will ensure the fitment of a variety of optics and tripod attachment so you can own the night. Made from 6061 T6 aircraft grade aluminum alloy and type 3 hardcoat anodized for a rugged, non-reflective finish. The NOX Attachment is a great addition for hunting, law enforcement agenc Mfg: Kinetic Development Group Llc