SHIMANO DEORE XT M8100 12 Speed Crankset FC M8100 1 FC M8120 1 30T 32T 34T 170mm 175mm Original parts or with DELIC Chainring|Bicycle Crank & Chainwheel| - AliExpress
New SHIMANO XT Cranksets FC-M8100-1, 12-SPD, 34T, 175mm crank arm, without BB | eBay
Shimano XT FC-M8100 Crank Arm Fixing Bolt – Rock N' Road