SHIMANO DEORE XT HOLLOWTECH II crankset

MODEL NO.: FC-M8100-1
SERIES: DEORE XT M8100 Series
Color: Color Series
Average weight: 608 (28T) 622 (30T) 620 (32T) 633 (34T) 651 (36T)
Reverse gears: 12
Compatible chain: HG 12 speed
Chain line (mm): 52
Outer diameter (mm): 142, 148
DLO | QR/nut (mm): 135, 141
PCD (mm): Direct
Transmission arm 4
Chainring combination: 28T, 30T, 32T, 34T, 36T
Q factor (mm): 172
Crank arm length (mm)|165: ✔
Crank arm length (mm)|170: ✔
Crank arm length (mm)|175: ✔
Optional chain guard|Without chain guard/bumper: ✔
HOLLOWTECH II: ✔
Bottom bracket type compatible|Outboard: ✔
Recommended Bottom Bracket|Threaded (Regular): BB-MT801
Recommended Bottom Bracket|Pressure Mount:BB-MT800-PA
Threaded Bottom Bracket Width(mm)|68: ✔
Threaded Bottom Bracket Width (mm)|73: ✔
Crank fixing screws included: ✔