Sig P320 slide milled for the Aimpoint ACRO optic. Ameriglo black front sight installed.
Created and offered (made possible by a channel milled by ATEi ) as movable rear sight for use with Ameriglo front sight. The ATEi Shimsight may be mounted in Front or Behind the ACRO optic.
The Ameriglo black rear iron sight is only available for the Sig P320 slides that have a rear dovetail.