[Home](./index.md) > [server](./server.md) > [Collider](./server.collider.md) > [setRadius](./server.collider.setradius.md) ## Collider.setRadius() method Sets the radius of a simulated ball, capsule, cylinder, or round cylinder collider. **Signature:** ```typescript setRadius(radius: number): void; ``` ## Parameters

Parameter	Type	Description
radius	number	The radius of the collider. \*\*Category:\*\* Physics

**Returns:** void