Enhance your shooting precision with the Meprolight 0109923101, crafted specifically for the SP101. This premium night sight ensures optimal performance even in low-light scenarios.Engineered for both simplicity and effectiveness, these self-illuminated sights are a trusted choice among law enforcement and military professionals, providing unmatched visibility under all conditions.Always Ready When You Need ThemDaytime Confidence Under Low Light ConditionsThe Brightest Night Sights Available TodayTotally Integrated Day/Night SightingMaintenance FreeAchieve shooting excellence with unparalleled brightness and confidence using the Meprolight Td Rgr SP101 Green Front Night Sights.