Shimano Dura-Ace SMBB-9241B Road Bottom Bracket (Black) (BB86) (24mm Spindle) Sachets Size : W64 x L52

Size : W64 x L52 mm (with cover) /　W69×L84 mm (with cage)

Developed and manufactured in-house

Type: trainer

Elastic top bungee helps secure items within easy reach

1 mm X 1500 mm

Shimano Dura-Ace SMBB-9241B Road Bottom Bracket (Black) (BB86) (24mm Spindle) Sachets Size : W64 x L52The bottom bracket SM BB92 41B from Shimano For press fit installation Shimano SM BB92 41B is a bottom bracket for press fit mounting of Hollowtech II cranks into a road frame with 86. 5 mm bottom bracket shell. Hollowtech II means an axle diameter of 24 mm, which benefits stiffness and load capacity. Use this bottom bracket, which is characterised by its weight saving ability and small ball bearings, in combination with a Dura Ace 11 speed crank.