The present invention provides a mounting bracket having a plate having a first surface and a second surface and a centrally oriented slot extending through the plate, the centrally oriented slot having a first slot section having a first width positioned in the first surface, the centrally oriented slot having a second slot section having a second width positioned in the second surface, the first width being wider than the second width, a carriage component, the carriage component having a first portion that abuts a second portion, the first portion having the first width, the second portion having the second width, the first portion slidably received in the first slot section, the second portion slidably received in the second slot section.