... ,with Z,ZZ,RS,2RS,2RZ, Non-standard Bearing 2.Materials: GCR15 FBX-IR inner ring is hardened and fine machined. The dimension ... . It's normal working clearace when the inner ring is fitted with the needle bearing without inner ring. FBX- LR tolerance value is bigger than ... need, we will quote imediately.Many bearings are in stock. Inner Ring/ Bearing Accessory