Precision Shooting Rest is good for small bore rifles and for zeroing of scopes It is designed for precision bench shooting Manufactured from heavy square hollow sections and precision components It has leather butt stock sling that tightly cradles stock. Elevation range of movement: is from -5 to + 20 degrees There are three anti-slip rubber shoes on leveling bolts that holds the rest in position It simplifies sighting in weapons and used while performing routine cleaning- maintenance.