The Trijicon Bright & Tough Night Sights Model 600210 are professional-grade three-dot iron sights that increase night-fire shooting accuracy by up to five times over conventional sights. Featuring green tritium lamps with white outlines these battery-free sights provide reliable illumination for instinctive shooting in low-light conditions.Trijicon 600210 Bright & Tough Night Sights SetGreen tritium front and rear sights with white outlinesCompatible with Glock 17 17L and 19 standard frame pistolsPatented shock-resistant design with silicon rubber cushioningSapphire jewel caps for even light distribution and protectionAluminum cylinder housing for maximum durability12-year warranty on tritium lamps from date of manufactureNo batteries required - self-illuminating tritium technologyDesigned for law enforcement military and civilian shooters who demand reliable performance under extreme conditions. The metal construction and advanced cushioning system withstand heavy recoil and harsh environments while maintaining precise sight alignment.