Dawson Reflex System for Holosun 509T, Patented Height/Black Rear Co-Witness, by Dawson Precision®

Fits all Staccato 2011 DPO equipped pistols, will not fit other cuts. Requires Tactical front sight. This is a great Tactical option for Hard Use tactical environments. Holosun Adapter Plate with .385" Tall x .135" Notch Black Co-Witness Rear Sight Installed Tools and Hardware Included. Perfect Impact Policy Applies Only if DP Recommended Front Sight is Used. *See Details* If you have a Staccato DPO with Carry height sights, you will need a front sight .135" taller than your current front sight. Front Sight Available Here. Please note, 509T system is NOT compatible with the Holosun HE509-RD ACSS