Cover for 2 round connectors up to 18.5 mm Ø, Duroplast, CD series, white (complete with support ring, screw fastening) for 2 round connectors up to 18.5 mm Ø or with flange fastening 22.5 mm hole spacing With mounting plate item no.: 63 WBT (not included) for loudspeaker pole terminals item no.: LPK 63 RT/SW and RCA sockets item no.: CIB 63. 2nd opening can be broken out