Aligning Ball Bearing: 1. 10,12,13,14,22,23 series. 2. ... allowed. 3. Good quanlity. 4. ISO90001. KOYO 1205(25x52x15mm) Aligning Ball Bearing:Kinds of: bore is the taper K, ANT, ATN1 ... shaft of machine tool, deceleration device of railway gear box, roll machine and so on. We produce all kind of bearings ... you, please contact us, Thank you! KOYO 1205(25x52x15mm) Aligning Ball Bearing