Small connector insert with central piece, R.classic series, polar white, glossy For flange mounting with 22.2 mm hole spacing in accordance with DIN 51529 For specific information on suitable items from the manufacturers listed, see the Berker online catalog. - with support ring - for 1 or 2 connectors - for loudspeaker sockets - for diode plug-in devices - for small plug-in devices - 1 opening can be broken out Loudspeaker socket see module inserts