# otherColliderInstanceID

> Instance ID of the second Collider in the ContactPair.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.7/script-reference/unityengine.md)
* **Assembly:** UnityEngine.PhysicsModule

> **Warning:**
>
> **Removed.** otherColliderInstanceID is deprecated, use otherColliderEntityId instead.

```csharp
public int otherColliderInstanceID { get; }
```