Shimano SLX M7100 12 Speed HOLLOWTECH II MTB CranksetShimano SLX FC M7100 Crankset 12 Speed Chainwheel 170mm Model: FC M7100 1 Series: SLX M7100 Series Chain line: 52mm(compatible with both non boost and boost148) Chainring combination: 34T Compatible chain: HG 12 speed Compatible BB type_Outboard: Compatible central axis type: Outboard Crank arm length: 170mm Q factor: 172mm Average weight: 646 g Color: Black Package Including: 1set M7100 Crankset with MT800 BB or not

SPEED (RD): 10s

Material: aluminum

Speed: 9 speed / 27 speed

for Shimano

External Threaded

Gear: 12-Spee

1pcs RD-M6100 Rear Derailleur SGS

Compatible bottom bracket type Outboard  : Yes

CABLE PULL RATIO: X-actuation

Shimano design

Material: aluminiumWeight supplement: brazed on version)ca

Compatibility: BR-4700