XS Sight Systems Tritium Stripe Front Rifle Sight AR Mil-Spec. The XS Sight Systems Tritium Stripe Front Post Rifle Parts uses green tritium inserts that have been surrounded by a white outline to improve your sight picture in all conditions. For anyone who is in the market for a night sight that won't disappoint you when it's needed most select the XS Sight Systems Tritium Stripe Front Post Night Sight for AR-15/M-16. Specifications for XS Sight Systems Tritium Stripe Front Rifle Sight: Manufacturer: XS Sight Systems Front Sight Color: Green Color: Matte Black Fabric/Material: Steel Additional Features: White Paint Outline Bush Rifle Condition: New Illumination Type: Tritium Gun Type: Rifle Features of XS Sight Systems Tritium Stripe Front Post Night Sight: Green Tritium inserts with a white outline for improved sight picture in all light conditions and faster sight acquisition This is a direct replacement for the stanard AR-15 front sight post Package Contents: XS Sight Systems AR-15/M-16 - Tritium Stripe Front Post What firearm models does the manufacturer say XS Sight Systems Tritium Stripe Front Rifle Sight is compatible with? The manufacturer suggests that XS Sight Systems Tritium Stripe Front Rifle Sight is compatible with Springfield Armory M1A M14 AR-15 AK-47 AKMXS Sight Systems AR-2001-6: Tritium Stripe Front for AR Mil-Spec