I forbindelse med denne forordning består visse ringmekanismer af to rektangulære stålplader eller bånd, hvortil der er fastgjort mindst fire halvringe af stål, og som holdes sammen af en dækplade af stål.
For the purpose of this Regulation, certain ring binder mechanisms shall consist of two rectangular steel sheets or wires with at least four half rings made of steel wire fixed on it and which are kept together by a steel cover.