Trijicon

Fits Glock Models: 17 17L 19 22 23 24 25 26 27 28 31 32 33 34 35 37 38 and 39 - Trijicon Bright & Tough(TM) Night Sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. - Equally impressive they do so with the same speed as instinctive shooting - and without the need for batteries. - Housed in a metal body and cushioned within silicone rubber Bright & Tough Night Sights feature a unique shock-resistant design. - Each lamp is capped with a sapphire jewel to help evenly distribute the light while protecting the lamp from solvents and puncture. - Contained within aluminum cylinders for additional protection the lamps are mounted on silicone rubber cushions to withstand shock and heavy recoil. - Green lamps are warranted for 12 years from the date of manufacture.