Hollow Chain Link Pin

FIG. 1 is a top plan view of a hollow chain link pin showing our new design;

FIG. 2 is a front elevation view of the hollow chain link pin of FIG. 1 ; and,

FIG. 3 is a cross sectional view of the hollow chain link pin of FIG. 2 .

The broken lines shown in the figures are for the purpose of illustrating portions of the hollow chain link pin which form no part of the claimed design.