Konus Army 10x50 Binoculars It features a 1/4"-20 screw

It features a 1/4"-20 screw as well as a retractable anti-twist video pin

THIS ITEM IS NOT RETURNABLE

The TSN-AR42GT Adapter ring has a standard 42 mm T2 thread and protection glass

and the objective lenses use ED glass

and fully waterproof and fog-proof frames

Konus Army 10x50 Binoculars It features a 1/4"-20 screwThe Konus Army 10x50 Binoculars have BaK 4 prisms and multi coated optics to provide the brilliant vision and light transmission. Its roll down eyecups and generous eye relief make these binoculars a comfortable viewing experience. Konus has encased the whole body of these binoculars in a robust rubber armoring for additional protection versus the extreme abuse that often occurs while on the field.