# Joint.createBlock

Create a block on joint.

**Kind:** Function

**Environments:** Game

## Game

``` { .lua .api-signature }
joint:createBlock( uuid, size, position, forceCreate? )
```

[Open the full Game reference](../Game-Script-Environment/Userdata/Joint.md#createblock)

**Availability:** Server only

**Parameters:**

| Name | Type | Description |
| --- | --- | --- |
| `joint` | [Joint](../Game-Script-Environment/Userdata/Joint.md) | The parent joint. |
| `uuid` | [Uuid](../Game-Script-Environment/Userdata/Uuid.md) | The uuid of the shape. |
| `size` | [Vec3](../Game-Script-Environment/Userdata/Vec3.md) | The shape's size. |
| `position` | [Vec3](../Game-Script-Environment/Userdata/Vec3.md) | The shape's local position. |
| `forceCreate` *(optional)* | boolean | Set true to force create the shape. (Defaults to true) |