Height, pupilary distance, and tube angle are all adjustable. Mount is designed to breakway from helmet as a safety feature if sufficient force is exerted. Made by Armorwerx, a division of The Mercenary Company. Any product you return must be in the same condition you received it and in the original packaging. CNC machined T-6061 aerospace aluminum construction ---Quickly releases and attaches to any standard NVG shroud ---Full adjustable for height, distance, and angle ---Push button deployment mechanism, locks securely in up and down positions and can be easily operated with one hand ---Unique "breakaway" feature allows the mount to "break away" from the helmet when operational limits are exceeded, reducing the chance for injury to the operator and/or damage to the NVG's should they snag during fast roping, vehicular or maritime operations ---Made by Armorwerx, a division of The Mercenary Company. CNC machined T-6061 aerospace aluminum construction. Quickly releases and attaches to any standard NVG shroud. Full adjustable for height, distance, and angle. Push button deployment mechanism, locks securely in up and down positions and can be easily operated with one hand. Unique "breakaway" feature allows the mount to "break away" from the helmet when operational limits are exceeded, reducing the chance for injury to the operator and/or damage to the NVG's should they snag during fast roping, vehicular or maritime operations. The item "Armorwerx L4G24 CNC Machined NVG Mount Wilcox L4 G24 Norotos Rhino" is in sale since Wednesday, February 13, 2019. This item is in the category "Sporting Goods\Hunting\Tactical & Duty Gear\Hats & Headwear".