Midwest Industries MICBUIS Combat Fixed Rear Sight AR-15, M4, M16 Black Made In The U.S.A., The Combat Fixed Rear Sight Is Compatible With Your AR-15, M4, M16. It Is constructed Of Billet 6061-T6 Aluminum, Is Mil-Spec Height, And Has a Black hardcoat anodized Finish. Frame Material: Aluminum Firearm Fit: AR-15, M4, M16 Style: Fixed Rear Color: Black Firearm Type: AR Rifle
