Box Three P9 X-Wide Single Shift E-Bike Groupset box three Including a Limited Slip Clutch

Including a Limited Slip Clutch

A: The Wide cassette offers an 11-46T range while the X-Wide offers an 11-50T range

and surely 12-42T is plenty of range for an 8-speed cassette

Did you know that you can mix and match Prime 9

While these bikes traditionally come with clutchless 2 by drive-trains

Box Three P9 X-Wide Single Shift E-Bike Groupset box three Including a Limited Slip ClutchOur Box Three tier delivers many of the same capabilities of its more famous siblings yet it's built upon a simpler platform. The cassette is E bike Optimized at 12 50T, adding an extra tooth to each of the three highest gears. The derailleur exploits our Limited Slip clutch technology without the Tri pack features. The action on the shifter is limited to one downshift per lever swing, although you'll forgo the hinged clamp and die cast structure. And