Trijicon SG408-C-601125 Trijicon RMR® Mount w/ Integrated Bright & Tough™ Night Sights for SIG Sauer M17/M18, Military

Tritium phosphor-filled glass lamp provides battery-free glow, allowing for a visible sight picture in all lighting. Each Trijicon tritium lamp is capped with a sapphire jewel that helps evenly distribute the light from the lamp and also acts as an additional layer of protection from puncture and cleaning solvents. White-painted rings around tritium lamps enhance user's ability to see sight picture in bright-light shooting situations. Tritium gas lamps are contained within protective aluminum cylinders and have additional silicone rubber cushioning.

Features:

• Instantly visible sight picture in no-light or low-light
• Increased daylight dot visibility
• Enhanced protection from heavy recoil and harsh cleaning solvents
• Evenly distributed light from tritium lamps