The AR-15/M16 Detachable Carry Handle by NcStar features the classic A2 rear sight design (dual aperture) adjustable for elevation and windage. This 6.9" carry handle is made of aluminum and steel and it mounts via two thumb nuts (no tools required).

AR-15 Detachable Carry Handle
Classic A2 Rear Sight Design (Dual aperture) – Adjusts for Elevation and Windage
Mounts via two Thumb Nuts, no tools required for mounting
Aluminum & Steel Construction
Length: 6.9"
Weight: 9.1 oz