Rocker set 4-way (1+3) writable System 55 Bronze Notes: Writable rocker sets and rocker sets with a label field can be provided with individual labeling. The order is processed via the wholesaler specified when ordering the rockers. Writable rocker sets and rocker sets without a label field are made of metal. This can lead to a loss of range in radio applications. This product can only be ordered via the Gira labelling service. Professional labelling via the Gira labelling service www.beschriftung.gira.de.