The ornamental design for an end part of a rolling stock, as shown and described.
FIG. 1 is a perspective view of an end part of rolling stock showing our new design.
FIG. 2 is a front elevation view of the end part of rolling stock. The rear elevation view of the end part of rolling stock is a mirror image of the front elevation view.
FIG. 3 is a left side elevation view of the end part of rolling stock.
FIG. 4 is a top plan view of the end part of rolling stock; and,
FIG. 5 is an enlarged perspective view of the end part of rolling stock.
The broken lines shown in the drawings illustrate portions of the rolling stock that form no part of claimed design.
The bottom view and the right side elevation view of the end part of rolling stock form no part of the claimed design.