Buttplate model 1997. It is the flat version with out the spur. If you need the 1897 buttplate that has the spur you want buttplate number 811. Dimensions are L; 5 1/4 W; 1 11/16 (at widest point). From top of plate to middle of top screw hole is 7/16 and from bottom of plate to middle of bottom screw hole is 1 3/8 inches. (allow slight variance in measurements , because the holes in the buttplates are much larger than the holes in your stock (they are counter sunk screw heads). To attach the plate to your stock, use buttplate screws wp57.