Shimano 105 FC-R7100 Black Road Crankset

The Shimano 105 FC-R7100 crankset is designed for road cyclists who want to install a 12-speed drivetrain. It has 50/34 chainrings and 172.5 mm crank arms, ideal for road bikes with disc brakes.

• 50/34 double chainring: high gears for speed and agile ratios for climbs
• Designed for 12-speed drivetrains, with an HG 12-speed chain
• Hollowtech II interface: check that your bottom bracket is compatible
• For road bikes with disc brakes, 135/142 hubs and chainstays over 415 mm
• Bottom bracket not included: must be purchased separately. Available variant: 50-34 / 172.5 mm

Technical specifications

• Crank arm length: 172.5 mm
• Chainrings: 50/34 (double)
• BCD: 110 asymmetric Shimano
• Bottom bracket interface: Shimano Hollowtech II
• Pedal axle: 9/16"
• Chainline: 44.5 mm
• Q-factor: 148 mm
• Speeds: 12
• Compatible chain: HG 12-speed
• Bottom bracket included: No