A-050880-AI Bearing (WPS109GRC)One New Aftermarket Replacement Ball Bearing Insert for Agricultural Equipment This aftermarket replacement bearing (WPS109GRC) is a wide inner ring ball bearing insert with eccentric locking collar and spherical outer diameter. Bearing inserts of this type are designed to seat in pillow block and flange housings used throughout agricultural equipment on shafts, conveyors, and implement assemblies. The WPS109GRC is part of the BCA NTN WPS GRC series,