Box Two Prime 9 Chain Nickel Wide 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

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

Our unique inner link spacing is engineered to grab those modern wide/narrow chainrings

Originally conceived as an E-MTB product to deliver long service life and extra range over fewer gears

Comes with all the tools needed to install or tune ANY tier of Box drivetrain

Box Two Prime 9 Chain Nickel Wide The Box Three Rear DerailleurThe Box Two chain's nickel plating adds both corrosion and wear resistance. All Prime 9 chains have chamfered shifting edges, solid plates and solid pins to safeguard durability. Our unique inner link spacing is engineered to grab those modern wide narrow chainrings. We chose to modernize the 9 speed platform due to the chain's spirited reputation. They also work well with BMX 3 32" Chainrings and Cogs. SUPPORT MATERIAL Prime 9 Technology View Prime 9