Developed in conjunction with decorated combat veteran, Kyle Defoor, the Defoor Sight sets are rugged, simple and well made. They are designed for speed and accuracy with a serrated front sight blade, perfect width rear notch and 90 degree edges. Sight set with serrated front and flat rear for Glocks. Proformance sets contain a tritium lamp in lower portion of front post for day/night use. Nitride treated alloy steel has low glare.