TRUGLO AR-15 Tritium Front Sight, Green Color Front Sight, Installation Tool Included, Replaces Standard Front Sight Post TG-TG231AR1 TRUGLO knows hitting your target can mean everything sometimes. That is why they have the tritium front sight for AR's with a green center and a white outline to let you always see the front sight. From your next match near home to somewhere else" be on target with TRUGLO.