Nighthawk Custom Heinie STLMF Front Sight w/Tritium Taller for AAC Suppressor. The increased height makes this sight essential for any shooter using a suppressor full time. Featuring a green tritium insert this sight will make for quick target acquisition in day or night settings. Some fitting may be required Specifications for Nighthawk Custom Heinie STLMF Front Sight: Manufacturer: Nighthawk Custom Front Sight Color: Green Front Material: Tritium Blade Height: 0.325 in Illumination Type: Tritium Illumination Color: Green Mount Type: Dovetail Package Contents: Nighthawk Custom Heinie STLMF Front Sight Nighthawk Custom SI0038: Heinie STLMF Front Sight w/Tritium Taller for AAC Suppressor