Peer Bearing FH205-16G Insert Bearing, FH200-G Series, Narrow inner Ring, Spherical Outer Ring, Relubricable, Eccentric Locking Collar, Single Lip Seal, 1" Bore, 15 mm Inner Ring, 21.5 mm Outer Ring, 1" (25.4 mm) ID, 2.047" (51.999 mm) OD, 2.047" (51.999