Box Three Prime 9 Speed Groupset - Multi Shift - Wide 11-46T - 9 Speed YGroup_7033397116973 Made from Bondhus Protanium high

Made from Bondhus Protanium high torque industrial steel

Carbon optimized flex for improved small bump compliance

2 x Wolf Tooth Karv Grips

The arm offers enough clearance to allow you to spin your cranks while it's up on the stand

Box Three Prime 9 Speed Groupset - Multi Shift - Wide 11-46T - 9 Speed YGroup_7033397116973 Made from Bondhus Protanium highThe Prime 9 range of components from Box has made many people rethink what a 9 speed drivetrain is capable of. Providing riders with all the range of a 12 speed setup but without the complexity, weight, and excessive shifting, Prime 9 drivetrains are also far more affordable. You can ride them hard and not shed so many tears when something inevitably wears out or breaks. Box Three is their best all rounder drivetrain that offers excellent performance