Shimano GRX RD-RX400 Rear Derailleur - Shadow 10-speedMounting Type Braze On Mount Number of Teeth 36 Manufacturer Shimano GRX Item Package Dimensions L x W x H 7. 4 x 4. 92 x 3. 74 inches Package Weight 0. 46 Kilograms Item Dimensions LxWxH 5. 91 x 5. 91 x 3. 94 inches Brand Name SHIMANO Warranty Description 2 Year Manufacturer Model Name C8C075 Suggested Users unisex Number of Items 1 Part Number IRDRX400 Model Year 2019 Included Components Bike Parts Size SGS long

Gear Rear: 12-speed

Able to start quickly

5         : Yes

Max sprocket: 42T (2x11/10-speed)

the SHIMANO XTR bottom bracket is durable for mountain bike usage

The FC-R9200 is available in shorter crank lengths

Material: Aluminum

special gear tooth profile for improved chain retention

Model No CS-R9200-12

The Shimano Alivio FD-M4020 series 2x9 front derailleurs use Shimano new side swing for enhanced cable routing

ETRTO： 60-622

Shifting lever Shifting lever cable shipping condition Not Pre-Assembled     : Yes