DESCRIPTION
Option:
1, Black
2, Rainbow
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Item: Bike hollowthch bottom bracket
Type: Hollowthch II
Shell thread: BC1.37" x 24T
Shell width: 68/73mm
Weight: approx 95g
Set includes left and right hand cups, spacers(3 Pcs), inner cover
For 24mm crankset
Compatible for shimano Hollowtech II Cranksets
Sealed cups keep out dirt and water
Maintenance free, easy installation
Aluminum alloy durable cups
