Shimano altus m311 square taper 483828 7 8 speed triple chainset black steel 170mm
The shimano altus m311 square taper 483828 7 8 speed triple chainset has painted steel rings with painted aluminium crank arms with a resin spider arm cover these cranks do not come with a bottom bracket and recommended for use with shimano hg chains and shimano bb un26 or bb un26 k bottom brackets these cranks are available in black only in 170 or 175mm lengths