Shimano BB-MT801-S Bottom Bracket – 68 mm or FC-MX70 / MX71 Chainset,

Shimano BB-MT801 Bottom Bracker for FC-MX70 / MX71 chainset, 68 mm Genuine Shimano HollowTech II bottom bracket assembly Set includes left and right hand cups, spacers, inner cover, and inner O-rings Light weight seal structure helps to remove vital grams Sealed cups keep out dirt and water Maintenance free For use with FC-MX70 / MX71 chainsets, 68 mm shell with short sleeve Durable anodised finish Easy installation