MR314357-2RS Bottom Bracket Bearings 31 x 43.5 x 7mm – Chromium

Bearing ID: 31mm
Bearing OD:  43.5mm
Bearing Thickness: 7mm
Material: Chromium Steel GCR15 (Race & Balls)
Used On: Bottom Brackets
Grease: SINOPEC HTHS Bearing Grease or equivalent
Seal: Double-sealed 2RS