Square - bottom bracket with BSA thread, incl. 2 hexagon bolts for crank attachment
for 68 mm case width
Optimal smooth-running performance due to friction-reduced deep groove ball bearings.
The corrosion protection ensures a long service life.
Housing made of metal.
Assembly: on the chainring side with Shimano or FAG tool, on the non-chainring side possible only with Shimano tool
Thread: 1.37 " x 24
Axle length: 115 mm