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 4 cap - it fits the following Vortex riflescopes; Viper 2-7x32 - Diamondback 1.75-5x32 - Crossfire 1.5-4x32, 2-7x32, 2-7x32 Rimfire, 3x32 Crossbow, 4x32 Rimfire
The following Vortex killFLASH ARD with Flip Cap Covers are available:
Specifications for Vortex killFLASH ARD with Flip Cap Covers: