The Dark Diamond Front Sight Insert Firefly glow sights upgrade will swap out with any of our standard nylon front sight inserts, for all of our products. The Fireflies come in three different colors (coral, yellow, and aqua).
Looking for a sight system that effortlessly provides sight picture and can be customized to all of your demanding specifications? Presenting, The ATS Pyramid Sight system for the COSUB by OuterImpact.
The Pyramid Firefly glow sight night sight upgrade will swap out with any of our standard nylon front sight inserts, for all of our products. The Fireflies come in two different colors (coral and yellow).
