The Shimano Alfine is a top component group for sporty and elegant cycling. Premium quality, style, adaptability, and effortless operation are the hallmarks of the Shimano Alfine. The clean design and wide gear range of this eight-speed hub gear system provide the bike with real momentum. The Shimano Alfine FC-S501 comes with the SM-BB4600 bottom bracket.

The 2-piece design integrates the crank arm and bottom bracket, increasing stiffness and reducing weight. The axle bearings are spaced further apart, enhancing stiffness and effectively transferring the rider's power. Precision bearings ensure low maintenance and simplified installation.

Intended use: City

Details:

• Crank arms anodized and painted, chainring anodized
• Chain guard ring (outer) made of anodized aluminum
• Diameter of the chain guard ring: 190 mm (42 teeth)
• Not compatible with chain cases

Material specifications: Aluminum

Delivery includes:

• 1 x Shimano Alfine FC-S501 crankset (42 teeth)
• 1 x Shimano chain guard ring
• 1 x Shimano SM-BB4600 bottom bracket
• 1 x Crank

Chainrings:

• Number of chainrings: 1 chainring
• Gear ratio: 42 teeth

Crank:

• Rear derailleur compatibility: 8-speed
• Design: 5-arm
• Axle interface: 24 mm
• Bolt circle diameter: 130 mm
• Bolt circle type: Standard
• Chainline: 42.8 mm
• Crank arm length: 170 mm

Chain guard:

• Chain guard ring.