XTS A2 Top Mounted Fixed Iron Sight Black. Designed for use with any flat top rail system the XTS Rear Iron Sight A2 will provide you with years of reliable service. For a great way to make sure you are working with one of the best iron sights the shooting industry has to offer choose the XTS A2 Style Rear Iron Sight MDTRS02. Specifications for XTS A2 Top Mounted Fixed Iron Sight: Manufacturer: XTS Color: Black Sight Mounting Orientation: Top Mounted Sight Position: Rear Gun Make: AR Platform Deployable: No Included Accessories: None Illumination Color: None Mount Type: Picatinny Features of XTS A2 Style Rear Iron Sight MDTRS02: A2 Style Iron Sight Detachable Rear Sight for Use with Any Flat Top Rail System Dual Apertures Adjustable Windage and Elevation Package Contents: XTS A2 Style Iron Rear Sight XTS MDTRS02: A2 Top Mounted Fixed Iron Sight Black