The Meprolight Night Sight Set provides superior low-light accuracy for Sig Sauer P220 and P226 pistols with green tritium dots and an adjustable rear sight design.Meprolight Night Sight Set for Sig Sauer P220/P226Green tritium front and rear sight dots for low-light visibilityAdjustable rear sight for precision windage and elevationDurable tritium construction for long-lasting illuminationProfessional installation recommendedIdeal for tactical applications self-defense and competitive shooting where reliable sight acquisition in low-light conditions is critical.