This Conversion kit for a 1RU subrack, enables the subrack to be front mounted in a 21” rack. The kit has: two short length radius guides that are screw fastened into the front corner of the subrack, in front of the mounting brackets. These radius guides maintain the MBR for optical fibre cords at 30mm. Also included for the subrack are 4x M6x16mm long mounting screws and M6 cage nuts. Supplied are some hook and loop ties for fastening optical fibre cords to the curved entry guides.