Winchester Models 21, 37, 42 Buttplate (4 15/16″ x 1 9/16″)

Dimensions / Sizes for the Winchester Models 21,37,42 Buttplate;
4 15/16″ x 1 9/16″
3 17/32″ between screw holes (c/c)
11/32″ from heel to top screw hole
1 9/32″ across screw hole @ toe