[Home](./index.md) > [server](./server.md) > [RoundCylinderColliderOptions](./server.roundcylindercollideroptions.md) > [borderRadius](./server.roundcylindercollideroptions.borderradius.md) ## RoundCylinderColliderOptions.borderRadius property The border radius of the round cylinder collider. **Signature:** ```typescript borderRadius?: number; ```