Shimano GRX FC-RX820 Gravel 1x12-Speed Crankset 42 Teeth 172.5mm

Shimano GRX FC-RX820 gravel crankset with a single 42-tooth chainring and 172.5 mm cranks. Suits riders who ride off-road and want a simple 1x12 drivetrain.

• Single 42-tooth chainring: less bulk and simpler shifting on gravel
• Designed for 12-speed drivetrains with a 1x configuration
• Aluminium chainring and cranks, black
• Chainring included; bottom bracket not included and must be purchased separately
• 172.5 mm cranks: check that this is the right size for you

Technical specifications

• Model: Shimano GRX FC-RX820
• Speed: 12
• Drivetrain: 1x
• Chainring: 42 teeth
• Crank length: 172.5 mm
• Material: Aluminium chainring, aluminium cranks
• Contents: Chainring included, bottom bracket not included
• Intended use: Gravel
• Colour: Black

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.