HiViz interchangeable, front pistol sight, in the fiber optic family, fits the Walther P22 and the Walther P22Q pistols. The sight height is 0.215 inches, equivalent to the factory #3 front sight. It comes with six fiber optic family Litepipes, red and green. Also includes a Litepipe carry case and an Allen wrench to install the sight. All HiViz products are covered against defects in materials and workmanship for a full year..