NcSTAR Top Mounted Deployable Rear Sight Black. The Nc star Flip Up Rear Sight is fully adjustable for elevation and windage by adjustable controls. In addition is it small enough youll be able to not only mount a red dot sight but HOLO sights as well. We offer complete line of NcSTAR Shooting Accessories. For our complete selection of products by NcSTAR on sale please visit our NcSTAR page. For more Shooting Accessories please visit our Shooting Accessories store section. Specifications for NcSTAR Top Mounted Deployable Rear Sight: Manufacturer: NcSTAR Color: Black 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: Aluminum & Steel Gun Type: Rifle Mount Type: Picatinny Features of Nc Star MARFLR Ar15 Flip Up Sight: Ncstar warranty Made of Hard Anodized Aluminum Package Contents: NCStar MARFLR Ar15 Flip Up Rear Sight What firearm models does the manufacturer say NcSTAR Top Mounted Deployable Rear Sight is compatible with? The manufacturer says that NcSTAR Top Mounted Deployable Rear Sight is compatible with AR-15NcSTAR MARFLR: Top Mounted Deployable Rear Sight Black