RA107RRB Bearing for Universal ProductsOne New Aftermarket Replacement RA107RRB Insert Ball Bearing for Agricultural Equipment This wide inner ring insert ball bearing features a spherical outer diameter with eccentric locking collar, designed for use in agricultural equipment hitches, drawbars, and implement drive assemblies. The double sealed, non relubricatable design protects against field contaminants including dust and debris. Compatible with Fafnir (Timken), NTN (NPS107RPC), and SKF