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First Components

First Components Bottom Bracket 68/122mm BSA

Regular price €20,00 EUR
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The quality and performance-oriented Shimano BB-UN300 cartridge bearing bottom bracket features a JIS square taper mount and is designed for frames with BSA thread and 68 mm shell width. A stabilizer ensures a constant chain line.

Material:

adapter: aluminium (left), aluminium / steel (right)

axle: steel