XS DXT2 Night Sight Set for Glock 20, 21, 29, 30, 30S, 37, 41 Big Dot Tritium Front, Tritium Stripe Rear Yellow

XS DXT2 Big Dot Night Sights for the Glock 20, 21, 30, and other Glock models offers the best front sight visibility in all lighting conditions. DXT2 Big Dot sights drive focus to the front sight using a high-contrast front and a V-notch rear for an unobstructed view of the front sight. DXT2 Big Dot front sights use a patent-pending glow dot that absorbs light and glows in low light levels before it is dark enough to see the tritium. The dot-the-"i" sight picture prevents confusing the front and