Shimano XT FC-M8100 1x12 Speed Crank Arms - 24mm - Shimano Direct Mount - No Spider - No Chainring - 55mm Chainline - Black - 175mm - 68-73mm YGroup_7033676038189 and the Sustain was born

and the Sustain was born

Size: Unknown

If you've ever experienced a failing dropper post

This complete kit features 2 OPTISLICK shift cables for smooth shifting along with a pre-lubed outer casing

This sleek low profile saddle will suit both road and off-road use with its classy matte/gloss black finish

Shimano XT FC-M8100 1x12 Speed Crank Arms - 24mm - Shimano Direct Mount - No Spider - No Chainring - 55mm Chainline - Black - 175mm - 68-73mm YGroup_7033676038189 and the Sustain was bornThe Shimano XT M8120 series cranks are built to handle everything you can throw at them. By utilising Hollowtech II technology Shimano is able to keep the weight down, while still creating a rigid crank arm capable of handling some seriously aggressive trail riding. The M8120 cranks are compatible with Boost frames only. Check out the M8100 cranks for the non Boost compatible version. Who's this item for: Designed for aggressive trail riding, but