XTS Flip-Up Front And Rear Set Black. Introducing the new Xtreme Tactical Sports PRO-X Series of Iron Sights for the AR Platform of Rifles and Pistols. Specifications for XTS Flip-Up Front And Rear Set: Manufacturer: XTS Color: Black Rear Aperture Size: 0.07 - 0.2 in Sight Mounting Orientation: Top Mounted Sight Position: Front and Rear Front Sight Color: Red Rear Sight Color: Green Front Post Shape: Square Deployable: Yes Fabric/Material: Aluminum Front Material: Aluminum Height: 1.75 in Blade Height: 0.7 in Rear Blade Height: 0.7 in Front Blade Height: 1.57 in Size: One Size Included Accessories: None Water Resistance Level: Water Resistant Illumination Color: None Hand: Ambidextrous Features of XTS Flip-Up Front And Rear Set Flip-up Front & Rear Sights Elevation & Windage adjustments Aluminum Body Easy to Install Package Contents: XTS Flip-Up Front And Rear Set XTS XTS-PFRSET: Flip-Up Front And Rear Set Black