Other code:C63-2Z C63R C63Z C63ZZ C63.2RS GLT63 CX63R use to compact rail and X-rail, for T rail, U rail, K rail. Double row design. CX63S01, CX63S02, CX63S03, CX63S04, CX63S05 are single row design.
Track rollers with spherical profile - C63-2Z C63R C63Z C63ZZ C63.2RS GLT63 CX63R Track roller series C63... are precision ball bearings that they are generally used in precision linear motion guide. They are supplied with rubber seals and metal shields respectively, and are also available with concentric pivots and eccentric pivots.
Material: Bearings: High quality chromium steel or martensitic stainless steel. e.g. 100Cr6 SUS440C Pivot: High quality carbon steel or stainless steel. e.g. 1045 SUS304