This Shimano BB-UN300 square taper bottom bracket delivers simple, reliable performance. Its sealed cartridge bearings ensure smooth spinning and minimal friction while the durable Cr-Mo axle stands up to hardcore riding. Though compact, the 68×122.5mm shell fits most English threaded bike frames, providing miles of carefree riding. Bolts sold separately. For optimal compatibility, use with Shimano FC-E6000 cranksets. This bottom bracket’s straightforward design and quality construction provide reliable pedaling season after season.
Shimano BB-UN300 68×122.5mm Square Taper British Bottom Bracket
This Shimano BB-UN300 square taper bottom bracket delivers simple, reliable performance. Its sealed cartridge bearings ensure smooth spinning and minimal friction while the durable Cr-Mo axle stands up to hardcore riding. Though compact, the 68x122.5mm shell fits most English threaded bike frames, providing miles of carefree riding. Bolts sold separately. For optimal compatibility, use with Shimano FC-E6000 cranksets. This bottom bracket's straightforward design and quality construction provide reliable pedaling season after season.
$12.62 Save:$12.00(48%) price-excluding-tax
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