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Shimano BB-UN300 Square type 122.5mm Bottom Bracket

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Shimano BB-UN300 Square type 122.5mm Bottom Bracket

SHIMANO quality/performance cartridge bearing square bottom bracket
Better chainline stability with chain line stabilizer
3 structures available
Standard, E-type, chain case options
Adapter material: Aluminum

$21.18

Shimano BB-UN300 Square type 122.5mm Bottom Bracket—

$21.18

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Description

SHIMANO quality/performance cartridge bearing square bottom bracket
Better chainline stability with chain line stabilizer
3 structures available
Standard, E-type, chain case options
Adapter material: Aluminum

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