SHIMANO XTR FC-M9130-1 MTB Hollowtech II 12-Speed Crank Arms

SHIMANO XTR FC-M9130-1 MTB Hollowtech II 12-Speed Crank Arms

The Shimano XTR FC-M9130-1 crankset is engineered for mountain bikers seeking a lightweight and rigid design optimized for trail riding. Featuring direct mount chainrings and a special gear tooth profile, it enhances chain engagement and retention, ensuring superior performance over rough terrain. The crankset offers versatility with compatibility for both 1x and 2x setups, accommodating various riding preferences.

Enhanced Chain Retention: Special MTB gear teeth profile improves chain engagement and retention, providing smoother driving even over rough terrain.
Lightweight and Rigid Design: The HOLLOWTECH II construction delivers a balance of stiffness and weight, ideal for trail riding.
Direct Mount Chainring System: Allows for easy installation and conversion between 1x and 2x setups.
Versatile Chainring Options: Compatible with 30T, 32T, and 34T chainrings to suit different riding styles.
Specifications:

Model Number: FC-M9130-1
Series: XTR
Rear Speeds: 12
Compatible Chain: HG 12-speed
Chainline: 56.5 mm
Over Locknut Dimension (O.L.D.): 157 mm (Thru-axle)
Pitch Circle Diameter (P.C.D.): Direct mount
Spider/Gear Arms: 4
Q-Factor: 171 mm
Crank Arm Lengths: 165 mm, 170 mm, 175 mm
Optional Chain Guard: Without chain/bash guard
Compatible Bottom Bracket Type: Outboard
Recommended Bottom Bracket: Threaded (SM-BB93), Press-Fit (SM-BB94-41A)
Threaded Bottom Bracket Shell Width: 68 mm, 73 mm
Crank Fixing Screw Included: Yes
Average Weight: 560 g (30T), 563 g (32T), 577 g (34T)

Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.