Description
Forward Controls Design BIS Back-Up Iron Sight Set for Glock 43x/48 – No TritiumBIS, G43X/48 (Backup Iron Sight, G43X/G48) is a collaboration between Ameriglo and FCD. Specifically made for Glock G43X and G48, these sights are based on the superb Ameriglo GL-527 with a front sight height of 0.450
