Shimano GRX FC-RX820 2x12 Speed Chainset 48/31T, 175mm

Shimano GRX FC-RX820 2x12 Speed Chainset 48/31T

Features:

• Smaller gear steps for cadence control on mixed terrain riding

• Gravel-optimized gear ratios preserve riding rhythm on rough surfaces

• Wider gear range: 17T range covers array of riding conditions

• Gear combination: 48-31T

• Anodized aluminium crank arms

• Lightweight aluminium chainring

• Compatible with 12-speed Hyperglide+ chains

Optimal gearing for spirited group rides and aggressive racing.

The Shimano FC-RX820-2 balances weight savings and optimal efficiency for mixed-terrain riding and racing. Double chainring gearing caters to the segmented demands of gravel cycling, maintaining the tighter gear steps needed to maintain your position in the bunch. The 2x12-speed crank utilizes a 48-31T chainring and comes in 170, 172.5, and 175mm crank arm lengths.

Technical specifications:

• Speeds: 2x12s

• Chainring size: 48/31T

• Crank arm length: 170mm or 172.5mm or 175mm

• BCD: 110mm

• Spindle: 24mm

• Crank arm material: Aluminium

• Chainring material: Aluminium

• Weight: 721g (172.5mm)