Feather Shuttlecock Specifications.
Weight
The shuttlecock should weigh between 4.74 grams and 5.50 grams.
Dimensions
- Number of Feathers: A standard shuttlecock has 16 feathers, typically from the left wing of a goose or duck.
- Length of Feathers: The feathers should measure between 62 mm and 70 mm in length from the tip to the base where they are attached to the cork.
- Diameter of Feather Circle: The diameter of the circle formed by the tips of the feathers should range between 58 mm and 68 mm.
- Cork Base: The base (usually made of cork) should have a diameter of 25 mm to 28 mm.
The shuttlecock must be designed to provide a stable flight trajectory during play.