The killFLASH ARD in Flip Cap Optic Cover from Vortex is designed to reduce the muzzle-side reflective signature from a riflescope's objective lens.
The flip-up cap provides protection for the optic during transport and storage. The integral ARD honeycomb insert also serves as a sunshade and a lens protection device.
This is the size 7 cap - it fits the following Vortex riflescopes; Viper PST 4-16x50, 4-16x50 FFP, 6-24x50, 6-24x50 FFP - Viper 3.5-10x50, 6.5-20x50 - Diamondback 3.5-10x50 - Crossfire 2.5-10x50, 3.5-10x50
- Fits objectives with an outside diameter that measures approximately 2.2 - 2.45"