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SLX FC-M7130 1x Crank Arms

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Why We Like The Shimano SLX FC-M7130 1x Crank Arms

Built for casual and training all-mountain, enduro, and downhill riding, the Shimano SLX FC-M7130 1x Crank Arms deliver a smooth ride on even the roughest terrains. Its lightweight, stiff aluminum build makes for a fun ride on the trails without sacrificing power transfer or efficiency.


  • Stiff, lightweight 12s crank arm for mountain biking
  • Designed for a smooth, efficient ride on rough terrain
  • Hollow forged crank arm delivers high power-to-weight ratio
  • Ideal for training rides and casual trail adventures
  • Compatible with 1 x 12-speed mountain bike setups
  • Includes 1 crank, 1 lockring, 1 crank bolt, and 2 spacers
  • Item #SHIU1D5
Arm Material
Arm Length
165mm, 170mm, 175mm
Chainring Sizes
30T, 32T, 34T
BB Type
[threaded] 68mm, press-fit
Q Factor
Compatible Components
157 Super Boost Hubs
2 spacers, lockring, crank bolt
Claimed Weight
[30t] 650g, [32t] 647g, [34t] 662g
Manufacturer Warranty
2 years
trail, enduro, cross-country, downhill
Manufacturer Part Number
[165mm] I-FCM71301AXXT, [170mm] I-FCM71301CXXT,[ 175mm] I-FCM71301EXXT