Winchester Buttplate Late Curved (5 9/32″ x 1 11/16″)

A post-WWII style buttplate with the Winchester trademark.
Dimensions / Sizes for the Winchester Buttplate Late Curved;
5 9/32” x 1 11/16”
3 3/8” between screw holes (c/c)
7/16” from heel to center of top screw hole
1 7/16” across center of screw hole @ toe