Shimano Dura Ace BB-7710 Track Bottom Bracket (NJS)

This is the recommended bottom bracket if you are planning on using the Shimano Dura Ace FC-7710 model crank set, on your track/single speed frame.
110mm, JIS (English BSC) thread, 1.24 x 68 style bottom bracket.
This is an NJS approved bottom bracket, with sealed bearings.
This is one of two bottom bracket set that can be used with Shimano Dura Ace octalink 7700 series track cranks. This BB cannot be used with square taper crank sets, such as Dura Ace 7600, Sugino 75, Grand Mighty, Super Mighty, Suntour Superbe Pro, or any Campagnolo cranksets.
Includes only the threaded cups, bearings,and axle. Bolts are not included. They are included with the FC-7710 crank set.