Description and materials - New ISIS cranks from French manufacturer Bonz. - Made from high quality 7075 T6 aluminium, these cranks are highly recommended for all kind of riding, from the most demanding street to the technical competition. - Wide threaded section allows you to run a bashring. - Standard 1.37”x 24tpi thread, suitable for all freewheels and sprockets. - Suitable for all ISIS bottom brackets. - Comes with a free Ribo carrying bag. - Available in 165, 170 or 175mm long with a matt anodized black finish, with a white Bonz logo. Sizes - 165, 170 and 175mm - Offset: 34mm - Standard 1.37”x 24tpi thread Finishes - Black Weight - 522g (165mm), 535g (170mm) and 536g (175mm)