Works with any short action round back Savage rifle with an ejection port; Machined from Domestic 6061 T6 Extruded Aluminum; Hardware: Hex head screws and wrench provided; The round back on this mount will accommodate rounded receivers, and guns that have an accu-trigger; Picatinny cross slots run the full length of the rail, which gives the shooter flexibility when mounting scope rings and other accessories; The channel in the center reduces the overall mass of the mount; Picatinny-style base that compatible with Picatinny or Weaver scope rings; Matte Black Finish; Comes with a bevel on both sides that making it ambidextrous