Steel version of the OEM rear flip-up sight that is included with KRISS firearms. The sight is extremely low profile, designed to tuck completely out of vision when folded, sitting a mere 14.22mm above the rail surface. The KRISS Low Profile Steel Rear Sight features two apertures for different lighting and shooting conditions.
Please torque the mounting screw to no more than 2 Nm (17.7 in-lb).