Shimano Bb-r60 Ultegra 6800 Bottom Bracket Bs English Thread BS English Thread

HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency. HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability. Use TLFC37 or TLFC25 in conjunction with TLFC36 adaptor tool for installation and removal For use with Ultegra – 105 – CX70 chainwheels

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Product GTIN: 04524667109549