JET Swivel Base Assy 400/50-500-C1, 2904120

For use with jet c-1 (before 1998 old) combination pipe and bench vise c-1 (before 1998 new) combination pipe and bench vise c-1 (after 1998) combination pipe and bench vise 400 (after 1998) machinist vise 450 (after 1998) machinist vise 500 (after 1998) machinist vise 400 (before 1998 old) machinist vise 400 (before 1998 new) machinist vise 450 (before 1998 old) machinist vise 450 (1971) machinist vise 500 (before 1998 old) machinist vise 500 (before 1998 new) machinist vise.