Quick-change Locking Barbell Collar

FIG. 1 is a left side, front perspective view of a quick-change locking barbell collar in an operative position, showing my new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right-side elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a left side, front perspective view of the quick-change locking barbell collar of FIG. 1 in smaller scale and in an operative position on a bar bell.

The broken line showing bar bell plate weights and a bar bell in FIG. 8 depict environmental matter and form no part of the claimed design.