Wobbler with a movable place of gravitycenter

A wobbler with adjustable gravity center location with a casing, flat tilted mirror with a lower loop and a top loop for attachment of a fishing line, a tail loop and a belly loop for attachment of fishing hooks, a hole vertically perpendicular to a central axis of the casing, containing a sleeve with inner thread and a movable threaded exchangeable additional weight for changing the location of the gravity center of the casing, wherein the location of the gravity center can be shifted higher than the central axis of the casing.