Comparison : Item # B12EL, RBC Spherical Plain Bearing - Extended Inner Ring Unsealed
Item # B16EL, RBC Spherical Plain Bearing - Extended Inner Ring Unsealed
Item # B20EL, RBC Spherical Plain Bearing - Extended Inner Ring Unsealed
Item # B22EL, RBC Spherical Plain Bearing - Extended Inner Ring Unsealed
Item # B24EL, RBC Spherical Plain Bearing - Extended Inner Ring Unsealed