The ultimate book on bicycle repairs in the fourth edition.

The book is written by C.Calvin Jones, and is perfectly suitable as a gift for the cycling enthusiast or for cycling courses.

The book's cover is of course characterized by the well-known ParkTool blue colour.

The book has been updated with the following:

1 x 12-speed.

Tubeless tires.

Electronic gear change.

New wheel-building concept.

Updated handlebar fitting and crank bearing standards.

Updated torque specs.

Updated troubleshooting tables