US D313342 S
FIG. 1 is a front elevational view of a twin wheel castor showing my new design;
FIG. 2 is a left side elevational view thereof;
FIGS. 3 and 4 are respectively top and bottom plan views thereof;
FIG. 5 is a right side top and rear perspective view thereof; and
FIG. 6 is a rear elevational view thereof.