Protect your Vortex Viper PST 4-16x44 scope from roughest field and weather conditions with the Tenebraex KillFlash ARDs, tactical flip-up scope covers, and adapter rings. Give your optics rugged protection from optical reflections, sand, and grime. Choose the right Tenebraex accessories for your optics to get optimum performance. p.SKU in ('Tenebraex-50MMFC-FCV','Tenebraex-UAC018-ACR','Tenebraex-UAC018-FCR','Tenebraex-VV0044-AR','Tenebraex-VV0044-ARD')