This sight set from GMG is perfect for those who prefer A2 style sights for their AR but want or need the versatility of detachable Picatinny rail mounted iron sights. This front and rear BUIS set for the AR-15 rifle features a front sight that is a standard rail height A2 style and the rear sight is the "cut-down carry handle" A2 style. This set is a detachable front and rear same plane AR15 sight set for mounting to railed hand guards or gas blocks that have the rail at the same height as the receiver.