Buffalo Bore Ammunition 19K/20 357 Rem Mag Lead-Free XPB 140GR 20Box/12Case

All the features of the original Covert slider sight with an upgraded user interface including push-button brightness controls and gear-drive elevation control. PWR-DOT center LED dot technology takes the place of a standard fiber pin for complete brightness control. The red LED acts as a secondary pin when the green LED is set to 20 yards. Includes over 120 pre-marked yardage tapes. Operates up to 700 hours on a battery with a 4 hour idle automatic auto-off.