# selectedCollider

> The specific Collider2D attached to this Rigidbody2D to be used to detect contacts.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.0/script-reference/unityengine.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public Collider2D selectedCollider { readonly get; set; }
```

### Remarks

Can be used to select a specific [Collider2D](/engine/6000.0/script-reference/unityengine/collider2d.md) attached to this [Rigidbody2D](/engine/6000.0/script-reference/unityengine/rigidbody2d.md) to be used to detect contacts. If this is selected then [Rigidbody2D.SlideMovement.useAttachedTriggers](/engine/6000.0/script-reference/unityengine/rigidbody2d/slidemovement/useattachedtriggers.md) is ignored.

Additional Resources: [Rigidbody2D.Slide](/engine/6000.0/script-reference/unityengine/rigidbody2d/slide.md) and [Rigidbody2D.SlideResults](/engine/6000.0/script-reference/unityengine/rigidbody2d/slideresults.md).