Box Two Side Number Plate drivetrain The Box Three Rear Derailleur

The Box Three Rear Derailleur simplifies the features found on the Prime 9 Box One and Two rear derailleurs making for a fully featured wallet friendly rear derailleur

Box Two Center Clamp 1 Inch Stems have a single-bolt wedge clamp

A nickel-plated finish

The Box Four shifter's main features aren't strikingly different from Box Three's

Box Two Side Number Plate drivetrain The Box Three Rear DerailleurInitially designed for the European markets UCI races, these are also a requirement for USABMX Nationals. The Box Two Side Number Plates are shaped from embossed foam and feature full color printed graphics. They comply with UCI regulations and fit all bicycle frames. Hook and loop straps combined with a piece of adhesive backed hook and loop tape hold the plates firmly in place. They have a black with a white background (colored backgrounds are