Shimano Deore Hollowtech Ii 2pc Esm-bb51 English 68mm
The Shimano Deore Hollowtech Ii 2pc Esm-bb51 English 68mm Is a replacement two piece bottom bracket set. It has oversized sealed cartridge bearings and alloy cups that make for smooth pedaling. It has a durable composite center sleeve.
Alloy Cups Composite Center Sleeve Oversized Sealed Cartridge Bearings Compatible with FC-M590 Series Cranks English HT2 100G
- Female Male
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