XS Sight Systems Flip-up Rifle Tritium Sights w/ CSAT & Tritium Stripe Matte Black Standard. With Milspec Dimensions the Sights Lock Into Position and Attach to Any 1913 Picatinny Rail. Front Sight Features XS Tritium Stripe Front: 0.105in Wide Front Post With Vertical Tritium Stripe and White Painted Outline for Visibility in Any Light. Rear Sight Features XS CSAT Same Plane Aperture: Cqb Situations Made Easy With Notch Providing a 7 Yard Zero Aperture a 100 Yard Zero Or Flip to the Large Battle Aperture All While Maintaining Zero. Specifications for XS Sight Systems Flip-up Sights w/ CSAT & Tritium Stripe: Manufacturer: XS Sight Systems Front Sight Color: White Rear Sight Color: White Color: Matte Black Fabric/Material: Hard Coat Anodized Aluminum Steel Attachment Type: Picatinny Additional Features: Flip-up Gun Make: AR Platform Condition: New Illumination Type: Tritium Gun Type: Rifle Included Accessories: AR Tool Mount Type: Picatinny Finish: Blued Features of XS Sight Systems Flip-up Sights w/ CSAT & Tritium Stripe: Aluminum Base; Steel Clamp and Aperture; Tritium Front; No Questions Asked Warranty Package Contents: XS Sight Systems Flip-up Sights w/ CSAT & Tritium Stripe AR Tool XS Sight Systems AR-3001-7: Flip-up Rifle Tritium Sights w/ CSAT & Tritium Stripe Matte Black Standard