Full Elevation adjustment, tool required Low profile snag resistant design Shroud protects front post blade from debris and impact damage Accepts any standard front post blade Can fold to the rear, the correct direction if dropped Manufactured using a specially developed Military Grade reinforced, super tough polyamide Rail clamp nut has been redesigned so that there is no spin out when overtightened All plastic components have been changed to a higher strength material. Retaining pin for the cover has been redesigned so that the pin does not slip out of position. Metal Front Site Post Weight: .5oz Height: .879"