Night Fision Optics Ready Stealth Night Sight Set for Glock 17/19/34 w/ DPP/509T/Romeo Pro Reticle Color:Orange Front secure the ball-joint lock until

secure the ball-joint lock until you need them again

4 illuminated red/green reticle options with 10 brightness settings

The M-LOK Hand Stop Kit serves as a light weight

Heat treated alloy steel

DG-11 — Glock 17

Night Fision Optics Ready Stealth Night Sight Set for Glock 17/19/34 w/ DPP/509T/Romeo Pro Reticle Color:Orange Front secure the ball-joint lock untilNight Fision night sights offer a revolutionary new design that with brighter, more vivid, aiming dots. Like all night sights, Night Fision uses self illuminating Tritium to get the ''always on'' glow that makes them so effective. Night Fision sights have 30% more Tritium than most sights on the market. The Tritium insert isnt surrounded by a painted on ring, but rather one made of a daylight fluorescing material that produces optimum visibility in