Dawson Precision Glock Fixed Competition Sight Set - Black Rear & Fiber Optic Front Dawson Perfect Impact Sights Are The #1 Choice Of Competition Shooters Dawson Competition Black Fixed Rear .225 Tall x .135 Wide Notch & Dawson Fiber Optic Front Sight .205 Tall x .105 Wide Tools In Product Photo Included! (Allen Wrench, Front Sight Wrench and Rear Sight Punch) Plus Extra Fiber Optic May or May Not Require Limited Fitting To Sight Dovetail CNC Machined To Exact Tolerances