To provide a golf club which can effectively reduce whizzing sound even with respect to the swing at any head speeds, and is also easily manufactured and mounted, and to provide an attachment implement for the golf club.

A rib 12 raised perpendicular to the surface of a shaft 11 is helically formed over the substantially whole part from the lower end part of the grip 13 of the shaft to the upper end part of a head 14 in the shaft.