Box Two Prime 9 Speed X-Wide Groupset - Multi Shift - 11-50T - 9 Speed YGroup_7033623642157 It is expensive right now

It is expensive right now as this is the bleeding edge of mtb technology

Their new TRS Plus E-bike cassette is stronger and more reliable than it's predecessors

Weight: 820grams for a size 42

Markings: Laser etched positioning grid for easy setup

What more could you want from a sealant

Box Two Prime 9 Speed X-Wide Groupset - Multi Shift - 11-50T - 9 Speed YGroup_7033623642157 It is expensive right nowThe Prime 9 range of components from Box has made many people rethink what a 9 speed drivetrain is capable of. Box Two is their most durable drivetrain that offers excellent performance, durability, and a competitive weight at a wallet friendly price point. Who's this item for: This is for riders looking for all the same range as a 12 speed setup with the simplicity and weight savings of a 9 speed setup. 9 speeds are great for All Mountain style