Shimano XT FC-M8120 1x12 Speed Crank Arms - 24mm - Shimano Direct Mount - No Spider - No Chainring - 55mm Chainline - Black - 170mm - 68-73mm Dangerous Goods Backing plate material: Available with

Backing plate material: Available with Steel backing plate but also with a Titanium option for less weight

This not only aids with comfort and power generation but it also reduces the chances for impact and bruising on your thighs

Pros: Excellent performance and compound options for different uses

not OD2 or 1

32t & 34t Wolf Tooth chainrings

Shimano XT FC-M8120 1x12 Speed Crank Arms - 24mm - Shimano Direct Mount - No Spider - No Chainring - 55mm Chainline - Black - 170mm - 68-73mm Dangerous Goods Backing plate material: Available withThe 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