Busbar Systems Ri4Power 185 mm Component adapter 185 mm Component adapter 185 mm Component Adapters Terminal fastening For circuit breakers from ABB, Eaton, Schneider Electric and Siemens. For rail systems with 185 mm center-to-center distance. To product Component adapter 185 mm Component Adapters Screw fastening For circuit breakers from ABB, Eaton, Schneider Electric and Siemens. For rail systems with 185 mm center-to-center distance. To product