TruGlo Versa Peep Sight, Black/Green/Red - TG75X.pThe most versatile peep sight available, the Versa Peep by TruGlo uses a precision machined aluminum 1/4" peep that comes with 9 inserts. These inserts come in three different colors and three different sizes for each color. This gives you the most flexibility for a peep sight for changing light conditions or just a desire to have a contrasting color to look through.