Midwest Industries Rear Low Profile Flip Sight
The Same Plane Low Profile Rear Sight is constructed of high quality 6061 aluminum" hardcoat anodized for a lifetime of service. The rear sight folds from the rear and locks in the raised position using a ball bearing pivot detent. A micro style windage knob features the same .49 MOA as on M16 rifles (.65 MOA on M4 rifles).