Shimano Saint - Bottom Bracket - Threaded - HOLLOWTECH II - 68/73 mm shell width The SAINT bottom bracket receives a matching gold anodization and is compatible with threaded 68, 73mm frames. Genuine Shimano HollowTech II bottom bracket assembly Length of screw thread is increased to enable the fitment of chain devices 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 Compatible with 68 mm and 73 mm shell Durable gold anodised finish Easy installation