Shimano SM-BB71-41B is a pressfit bottom bracket for the installation of a Hollowtech II cranks in a Road frame with 86.5 mm shell width. As usual with Hollowtech II, the bearings have a diameter of 24 mm, because this is also the best combination of rotational efficiency, rigidity, load capacity, tightness and weight for press-fit bearings. SM-BB71-41B bottom brackets are recommended for older 10-speed Road and Cyclocross cranksets.
Specifications: Application: Road, Cyclocross Type: Pressfit BB86 Shell Diameter: 41 mm Shell Width: 86.5 mm Axle Diameter: 24 mm (Hollowtech II)
Technical Information: Bearings: steel Bottom Bracket Cup Material: resin
NOTE Barang bisa tanpa Retail Box, tergantung supply dari Shimano Indonesia Namun barang dijamin 100% baru dan 100% original
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