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# Factorio Prototype Docs Version 2.0.7

## TriggerDelivery :: union

Loaded as one of the TriggerDeliveryItem extensions, based on the value of the `type` key.

#### Union members

InstantTriggerDelivery | Loaded when the `type` is `"instant"`.
ProjectileTriggerDelivery | Loaded when the `type` is `"projectile"`.
BeamTriggerDelivery | Loaded when the `type` is `"beam"`.
StreamTriggerDelivery | Loaded when the `type` is `"stream"`.
ArtilleryTriggerDelivery | Loaded when the `type` is `"artillery"`.
ChainTriggerDelivery | Loaded when the `type` is `"chain"`.
DelayedTriggerDelivery | Loaded when the `type` is `"delayed"`.

Type used in

- TriggerItem::action_delivery