XS SightXTI2 DXW 45 Degree Offset BUIS Tritium Front / Non-Tritium Rear SPECIFICATIONS BRAND: XS SIGHT SYSTEMS CA PROP 65: YES DESCRIPTION Features: Tritium Powered Front Sight - Beta Emitting lamp glows in low light to aid in sight alignment V-Notch Rear - Low-profile V provides greater visibility of objects downrange of front sight Dot-the-"i" Sight Picture - Straight line sight picture with differentiated front and rear sight Choice of Rear Sight White Stripe or Tritum Bar - Aids in rear sight identification for proper sight alignment Rear Sight Windage Adjustment - Rear sight is driftable allowing easy windage adjustability Functional Lightweight Design - At 2.02oz(standard dot) and 2.04oz (big dot), the set adds minimal weight to your setup while maximizing utility 6061 T6 Aluminum Bases - Keeps rifle weight as light as possible Fully Ambidextrous - Front and rear sight can be rotated for left handed shooting CNC Steel Iron Sights - Extremely durable for duty use Life Time Warranty - No Questions Asked Sight Warranty Easy Bolt on Installation - Top rail installation allows for fitment on all optic ready AR-15 rifles