# Shimano GRX FC-RX820-2 Crankset - 172.5mm 12-Speed 48/31t 110/80 BCD Hollowtech II BLK

The Shimano FC-RX820 crank balances weight savings optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding.

Color

Black

Rings

48/31

Number of Chainrings

Double

Crank Length (mm)

172.5

Crank Intended Use

Gravel

Drivetrain Speeds

12

Weight

710

BB Included

No

Pedal Spindle

9/16"

Spindle Interface Type

Shimano Hollowtech II

Chainring BCD

80

Chainline/Hub Compatibility

135/142 Road Disc Hubs > 415 mm Chainstay

Defined Color

Black

Crank Length

172.5Mm

Chainring Configuration

48/31T Double

## Details

- **Price:** 280.0 USD
- **Vendor:** Gio's Outdoors
- **Type:** Cranksets and Arms
- **Tags:** Gio's Outdoors, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 280.00 USD | In stock |

## Images

- Shimano GRX FC-RX820-2 Crankset - 172.5mm 12-Speed 48/31t 110/80 BCD Hollowtech II BLK

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> Source: [Smart supply deals](https://smartsupplydeals.com/products/shimano-grx-fc-rx820-2-crankset-172-5mm-12-speed-48-31t-110-80-bcd-hollowtech-ii-blk)
> Updated: 2026-07-22