Unequaled Low Light PerformanceBrightest Night Sights Available TodayUsed by Military & Law EnforcementAll Tru-Dot® sights are covered by a 12 years usable illumination warranty to original purchaser. The ML - 10224 are for Glock models 17, 19, 22, 23, 31, 32, 33, 34, 35, 37, 38, 39 in 9mm, .357 Sig, .40 S&W, & .45 Gap