Box Four 8 Speed Wide Range Groupset - Multi Shift - 11-42T - 8 Speed YGroup_7033473564717 New piston wear band -

New piston wear band - better oil flow management

Pros: Makes the most annoying part about trimming hoses WAY easier than it used to be

The exclusive Factory Lite Vent mesh is designed to provide increased airflow and ventilation at slower speeds while helping to prevent mud

Pros: Fast and smooth

CO2 inflator

Box Four 8 Speed Wide Range Groupset - Multi Shift - 11-42T - 8 Speed YGroup_7033473564717 New piston wear band -The Box Four range is for those people who just want less fuss! You're fond of Prime 9, but know 8 is enough, and surely 12 42T is plenty of range for an 8 speed cassette. The Box Four derailleur still has the Limited Slip clutch but now arrives with a more compact cage. The custom 8 speed chain is built for abuse, although it's sophisticated enough to have its own wide narrow chainring. Who's this item for: The multishift option is perfect for riders