Park Tool - CBW-1 - Metric Wrench 8mm & 10mm Head Units the non-slip pins and the

the non-slip pins and the extra robust axle

and one to fit cassettes with a 13 or 14 tooth small cog such as "junior cassettes"

The Thomson X4 stem allows you to realize the benefits of stiffer forks and bars

Steadier torque on the rear wheel means less spinning out in the “Power Zone

For the oversized column in 1-1/4" or 1-1/2" use the CRS-15 Crown Race Setter

Park Tool - CBW-1 - Metric Wrench 8mm & 10mm Head Units the non-slip pins and thePARK TOOL CBW 1 METRIC WRENCH 8MM & 10MM The CBW 1 is an 8mm and 10mm open end wrench. This small, nickel plated wrench can be used on brakes, derailleurs, etc. Hole in wrench allows easy hanging on peg board.