Shimano has lightened up their Ultegra Bottom Bracket with the SM-BBR60. Lighten up with the an Ultegra BBR60 Bottom bracket. This BB features a proprietary seal system which reduces friction by 50% letting you spin faster and more consistently.
Item No. » SH-BBR60
Nashbar No price available.
Sorry, this item is Out of Stock. You can still order it and we will ship it to you as soon as it comes in.