Precision Reflex Flip Up Rear Sight Black. Designed to work on a same-plane aperture system these sights allow you to choose between different elevation and windage settings without losing zero ensuring accuracy even in tense situations. Made from T6 6061 hardcoated black anodized aluminum you can count on this rear iron sight to withstand anything you throw at it. Plus it's lightweight so it doesn't make your rifle much bulkier helping you maneuver and move quickly. Specifications for Precision Reflex Flip Up Rear Sights: Manufacturer: Precision Reflex Condition: New Rear Aperture Size: 0.07 - 0.2 in Sight Mounting Orientation: Top Mounted Sight Position: Rear Gun Model: AR-15 Gun Make: AR Platform Front Sight Color: REAR SIGHT ONLY Rear Sight Color: Black Deployable: Yes Fabric/Material: T6 6061 Aluminum Rear Blade Height: 1.4 in Illumination Type: Non-Illuminated Gun Type: Rifle Included Accessories: Standard Weather Resistance: Yes Features of Precision Reflex Flip-Up Rear Sights: Aperture Sight for Precise Shooting Low-Profile Design Hardcoated Black Anodized Aluminum Package Contents: Precision Reflex Flip Up Rear Sights What firearm models does the manufacturer say Precision Reflex Flip Up Rear Sights is compatible with? The manufacturer suggests that Precision Reflex Flip Up Rear Sights is compatible with AR-15Precision Reflex 05-0029: Flip Up Rear Sight Black