Crossed Roller Bearings RA series Structure: outer ring division, ultra-thin ID(mm):50-200 OD(mm):66-226 Height(mm):8-13 Precision Grade: P5/P4/P2 Roller Pitch Diameter(mm):57-212 Application: It is optimal for areas where the swiveling unit needs to be light and small. For example ,the rotational part of industrial robots, the precision rotary table, rotary joint of manipulator, medical equipment and measuring equipment etc. Type: RA5008 RA6008 RA7008 RA8008 RA9008 RA10008 RA11008 RA12008 RA13008 RA14008 RA15008 RA16013 RA17013   RA18013   RA19013   RA20013 Luoyang Ouna Bearing Co,ltd mainly produce the Turntable Bearings, eg:YRT, YRTM, YRTS, ZKLDF; Crossed roller Bearings, eg: RA, RB, RE, RU, CRB, CRBC, CRBH, SX, JXR, XR, XSU etc Slew ring bearing and deep groove ball bearing and non-standard bearings. 1. Good stable quality. ISO9001:2008 certificate 2. Competitive price. Factory price 3. Delivery time is normally 7 working days. 4. OEM Service. 5. Payment item: 30% deposit. Send your inqury to amysunshine@onabearing.com You will have a wonderful choice.