Night Fision AR-15 Tritium Front Sight Post Orange Ring Black. Night Fisions front sight post is made from high-quality steel and features a tritium insert that provides exceptional visibility in low-light. The Night Fision front sight post is easy to install and includes a custom adjustment tool in the package. Specifications for Night Fision AR-15 Tritium Front Sight Post: Manufacturer: Night Fision Gun Make: AR Platform Sight Position: Front Front Post Shape: Square Illumination Type: Tritium Illumination Color: Green Condition: New Features of Night Fision AR-15 Tritium Front Sight Post Brightest Tritium sights on the market Rugged machined steel sight post serrated for glare reduction Compatible with most factory & aftermarket front sights that are designed to accept a Mil-Spec front sight post Package Contents: Night Fision AR-15 Tritium Front Sight Post Allen Wrench Night Fision AR-000-002-OGXX: AR-15 Tritium Front Sight Post Orange Ring Black