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Product Information
Shimano 68 x 127mm Bottom Bracket Square Taper UN55
Shimano's UN55 is great quality Bottom Bracket designed for square drive (Taper) Cranksets
The BB use's super accurate bearings designed for improved durability and improved operation
The sealed cartridge bearing assemble keeps out dirt, mud and water offering a great bearing life
Fast and easy installation with no adjustment necessary
Product Code: BBUN55B27
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