Description - Crankset Shimano GRX FC-RX820-2 172.5mm 2x12-speed 48x31T
Optimal gearing for spirited group rides and aggressive racing. The Shimano GRX 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.
- 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
- Teeth combination: 48-31T
- Weight: 710 g
- Compatible with 2x12-speed drivetrain system
- Compatible chain: HG 12-speed
- Chain line: 47 mm
- Bolt Circle Diameter (B.C.D.): 110 mm outer / 80 mm inner
- Spider/gear arms: 4
- Q-factorr: 151 mm
- Crank arm length: 172.5 mm
- HOLLOWTECH II
- Recommended bottom bracket (not included): Press-fit SM-BB72
- Recommended bottom bracket (not included): Threaded SM-BBR60
- Compatible bottom bracket type: HollowtechII
- Threaded bottom bracket shell width: 68/70 mm
- Crank fixing screw included
Product Details
- Product name
- Crankset Shimano GRX FC-RX820-2 172.5mm 2x12-speed 48x31T
- Product code
- IFCRX8202DX81
- Manufacturer
- Shimano
- Barcode
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