Designed for versatility, the bottom bracket conversion sleeve ensures that your bike's bottom bracket can accommodate different diameters. This is particularly useful for cyclists who frequently change their bike setup or upgrade components. To install, place the sleeve into the bottom bracket shell, and it will adjust to fit the , ensuring a stable and reliable connection. Features -Color:Silver -Material:Aluminium Alloy -Size:2.50X2.50X1.00cm/0.98X0.98X0.39in -Extensive compatibility: designed to work with a wide range of bottom bracket conversion sleeves, offering flexibility for various bike models -Exceptional durability: constructed from durable materials that provide durability and excellent resistance to corrosion -Precision engineering: meticulously engineered to ensure a fit and reliable performance, contributing to the bike's overall stability -Easy installation: the easy to use installation process makes it easy for users to set up and adjust the conversion sleeve without special assistance -Enhanced performance: the bottom bracket conversion sleeve improves the bike's efficiency and comfort, leading to a better riding experience Package list: 1 x Bicycle Bottom Bracket Adapter