Components:

Derailleurs

Type:

Rear Derailleur

Material:

ALLOY, Aluminum alloy+ceramic/steel

Gears:

21 Speed

Total Capacity:

8/9/10/11 speed

Brand Name:

Witsport/OEM/ODM

Place of Origin:

China

Model Number:

WS-D03A1

Weight:

5g(ceramic bearig)/7g(steel bearing)

Bearing:

ceramic

Size:

5mm&6mm diameter

Color:

anodized black/red/gold/blue/silver/green

Process:

CNC

Treatments:

Polished,Anodizing

Compatibility:

Shimano&Sram, 8/9/10/11 speed

Tolerance:

±2g

Sample order:

yes