Magpul MBUS PRO Offset Steel Backup Sights, Rear Sight , Black

Case hardened and finished with Melonite QPQ for extreme resistance to wear and corrosion Windage Adjustment Knog -No tools required Snag-free, tucked away profile when stowed: Positive detents in both the up and down positions Low profile when deployed - Standard AR height over bore when deployed, 45 degree offset to the right-hand side