A wind-up device for use with a dispenser including: a body, a gripper inserted into the body, and a brake disposed between the body and the gripper for controlling the direction of rotation of the gripper relative to the body; the brake further comprises a plurality of fingers for engaging a plurality of notches on one of the body or the gripper; wherein rotation of the gripper relative to the body causes the fingers to engage and disengage with the notches at spaced-apart intervals.