1. Single-row tapered roller bearings; 2. Double-row tapered roller bearings; 3. Four-row tapered roller bearings; 4. Inch series tapered roller bearings. Luoyang Longda Bearing Co.,ltd. No.82, Zhongzhou West Road, Luoyang, China, 471003 Tel: 0086-379-64985493 Fax: 0086-379-64924823 E-mail: klim@ldb-bearing.com MSN: ldb-bearing@hotmail.com Skype: ldbbearing001 Website: http://www.ldb-bearing.com