ceramicspeed-ita-shimano-road-bottom-bracket-italian-70mm-24mm-spindle-coated-bearings-silver
ceramicspeed-ita-shimano-road-bottom-bracket-italian-70mm-24mm-spindle-coated-bearings-silver, The CeramicSpeed Italian bottom bracket offers bearings with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.