BOX Three Prime 9 Speed Twin Lever Shifter - Black - Single Shift - 22.2mm Bar Clamp - 9 Speed YGroup_7033421758509 Overall length is 130mm

Overall length is 130mm

The M8100 cranks are compatible with both Boost and non-Boost frames

Add that extra flair to your wheelset with Muc-Off's Tubeless Valve Kit

and others

Lock-On grips

BOX Three Prime 9 Speed Twin Lever Shifter - Black - Single Shift - 22.2mm Bar Clamp - 9 Speed YGroup_7033421758509 Overall length is 130mmBox shook up the market when they introduced their wide range, 11 50T 9 speed drivetrain. The Box Three is the value option within the Prime 9 lineup. With Prime 9 you still get the wide range offered on competing 12 speed setups but with fewer shifts required to go up and down the gear range. Spend more time riding and less time tinkering with your gears on a Box Prime 9 setup. Who's this item for: Any rider wanting an 11 50T range in a 9 speed