Shimano Bike Components Dura ACE Fh-7850 8/9/10 Speed Front Ceramic nj configuration the 23032EW33KC3BNLW outer diameter is

the 23032EW33KC3BNLW outer diameter is 310mm and the 23032EW33KC3BNLW width is 82mm

55mm Inner Diameter Bearing This round cartridge unit is machined with h7 accuracy and allows for shaft expansion and contraction in an axial direction

Angular contact bearings like the 7007B offer superior stiffness and load handling in one axial direction

6914-2RS bearing is made from Chrome Steel with chrome steel balls and steel cage

the 6904ZZ outer diameter is 37mm and the 6904ZZ width is 9mm

Shimano Bike Components Dura ACE Fh-7850 8/9/10 Speed Front Ceramic nj configuration the 23032EW33KC3BNLW outer diameter isSolid Ceramic Bicycles Bearing Balls Fits Shimano Bike Components Dura ACE Fh 7850 8 9 10 Speed Front Bicycle Lubrication: Dry Lube (no lubrication) Material: Si3N4 Ceramic Silicon Nitride Color: Black Balls: Low Friction Solid Ultra Light Ceramic Balls Brand: VXB Quantity: Pack of 28 Balls Location : Front Hub