associated with such mechanisms. Most of the advantages claimed for a shaft drive can be realized by using a fully enclosed chain case. Some of the other issues addressed by the shaft drive, such as protection for clothing and from ingress of dirt, can be met through the use of chain guards. The reduced need for adjustment in shaft-drive bikes also applies to a similar extent to chain or belt-driven hub-geared bikes. Not all hub gear systems are shaft compatible. Gallery See also Outline of cycling Velovision - magazine regularly reviews shaft-drive bikes References External links Gearing Overview (via Wayback Machine) Cycle types Bicycle