# PhysicsCallbacks.JointThresholdCallbackTargets.JointThresholdTarget

> Joint threshold event target for callbacks.

## Definition

* **Type:** Struct
* **Namespace:** [Unity.U2D.Physics](/engine/6000.7/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule
* **Implements:** [IEquatable\<JointThresholdTarget>](https://learn.microsoft.com/dotnet/api/system.iequatable-1)

```csharp
public readonly struct PhysicsCallbacks.JointThresholdCallbackTargets.JointThresholdTarget : IEquatable<PhysicsCallbacks.JointThresholdCallbackTargets.JointThresholdTarget>
```

## Properties

| Property                                                                                                                                                           | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [jointTarget](/engine/6000.7/script-reference/unity/u2d/physics/physicscallbacks/jointthresholdcallbacktargetsjointthresholdtarget/jointtarget.md)                 | The [PhysicsShape](/engine/6000.7/script-reference/unity/u2d/physics/physicsshape.md) target ([\_callbackTarget](/engine/6000.7/script-reference/unity/u2d/physics/physicsshape/callbacktarget.md)) associated with [\_joint](/engine/6000.7/script-reference/unity/u2d/physics/physicsevents/jointthresholdevent/joint.md). This returns any implemented [PhysicsCallbacks.IJointThresholdCallback](/engine/6000.7/script-reference/unity/u2d/physics/physicscallbacks/ijointthresholdcallback.md) or NULL if not implemented or no target. |
| [jointThresholdEvent](/engine/6000.7/script-reference/unity/u2d/physics/physicscallbacks/jointthresholdcallbacktargetsjointthresholdtarget/jointthresholdevent.md) | The event.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |