Leupold has its have rear iron sight that will co-witness and can be put in around the Deltapoint Professional. For front sight, you might want to evaluate in the best of your slide to the bottom from the glass within the DeltaPoint Professional and add 0.065? for absolute co-witness. Cùng nhìn l?i website 10 m?u ?i?n tho?i Nokia v? ??i nh?t tro… Read More