Magpul MBUS Pro Offset Front and Rear Flip-Up Backup Sights, 526-525, Black

All steel construction; Standard height over bore when deployed, 45 degrees offset right-hand side Case hardened and finished with Melonite QPQ for extreme resistance to wear and corrosion Elevation and Windage adjustable with low-profile knob; no tools required Positive detents in both the up and down positions Made in U.S.A.