CeramicSpeed 61901 Standard Bearing - (6901) Fits Brand-Optima Generally do not spin as

Generally do not spin as smoothly as retainer bearings due to their maximum complement of ball bearings (MAX)

32 nipples weigh approximately 10 grams

BB86/92 PressFit Bottom BracketReplaceable Enduro bearings

}SRAM X5 2 x 10-Speed Trigger Shifter Set

}Finish Line Fiber Grip 16oz Tub

CeramicSpeed 61901 Standard Bearing - (6901) Fits Brand-Optima Generally do not spin asCeramicSpeed 61901 Standard Bearing (6901). CeramicSpeed cartridge bearings are an upgrade option for any cycling discipline. These bearings provide extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. Grade 3 Silicon Nitride balls Hardened steel races Reinforced polymide cage and non contact seal to keep dirt and moisture out High resistance to poor lubrication Can be used for any cycling