UTG 1/3 Co-Witness Super Slim MRO Riser Mount, Matte Black

Allows for use of the original iron sights for aiming when installed, design may be low profile with special cutting, high profile with tunnel or clearance so as not to block the user's vision from the rear aperture to front post.Note: We recommend to tighten the 4-48 hex head torx screw with torque value of about 12 inch-lb and the side plate screw with torque value of about 35 inch-lb.