# Sandbox.SceneObject.MeshGroupMask

```csharp
ulong MeshGroupMask { get; set; }
```

State of all bodygroups of this object's model. You might be looking for [Sandbox.SceneModel.SetBodyGroup](/api/Sandbox.SceneModel/SetBodyGroup).

Declared in [Sandbox.SceneObject](/api/Sandbox.SceneObject).
Assembly: `Sandbox.Engine`.