DESCRIPTION
Option:
1, 68×113mm
2, 68×117.5mm
3, 68×122mm: mark "DN-L"
4, 68×123mm
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Note:
1, Some batch with white coating on the left cup
2, DN-L matched length is 122mm
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Model: BB-UN300
Type: Square taper
Shell width: 68mm
Shell thread: BC1.37" x 24T
Axle length: 113mm / 117.5mm / 122mm(DN-L) / 123mm
Adapter material: Aluminum
Comes with axle bolts
Square taper spindle,easy installation
SHIMANO quality/performance bearing square bottom bracket
Better chainline stability with chain line stabilizer
