The present invention relates to a belt buckle feeder (10) for a seat belt system of a vehicle comprising at least one spindle (14), comprising at least one bearing element (24), the bearing element (24) being arranged on one end of the spindle (14), and comprising at least one bearing surface (13) to which the bearing element (24) is adjacent, wherein the bearing element (24) is resiliency mounted to the spindle (14) such that in the case of loads above a predefined threshold the end (16) of the spindle (14) may enter into contact with the bearing surface (13) or a housing wall of the belt buckle feeder (10). Furthermore the present invention relates to a seat belt system of a vehicle.