Shimano Bike Components Ultegra Fh-6500 Rear HUB Bicycle Ceramic Balls 69 Type Bearing the NU319 inner diameter is

the NU319 inner diameter is 95mm

Made from 52100 chrome steel and pre-lubricated with grease

32022 Nachi Single Row Tapered Roller Bearing

6328ZZE width is 62mm

FHSP206-17G Pillow Block Standard Shaft Height Ball Bearing

Shimano Bike Components Ultegra Fh-6500 Rear HUB Bicycle Ceramic Balls 69 Type Bearing the NU319 inner diameter isSolid Ceramic Bicycles Bearing Balls Fits Shimano Bike Components Ultegra Fh 6500 Rear HUB 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 18 Balls Location : Rear Hub