If you want to add a new SlotFill component, check the [Checkout - Slot Fill document](../../../../packages/checkout/slot/README.md). To read more about Slot and Fill, check the [Slot and Fill document](./slot-fills.md).
**Note About Naming:** Slots that are prefixed with `Experimental` are experimental and subject to change or remove. Once they graduate from the experimental stage, the naming would change and the `Experimental` prefix would be dropped. Check the [Feature Gating document](../../../internal-developers/blocks/feature-flags-and-experimental-interfaces.md) from more information.
-`cart`: `wc/store/cart` data but in `camelCase` instead of `snake_case`. [Object breakdown.](https://github.com/woocommerce/woocommerce-gutenberg-products-block/blob/c00da597efe4c16fcf5481c213d8052ec5df3766/assets/js/type-defs/cart.ts#L172-L188)
-`extensions`: external data registered by third-party developers using `ExtendSchema`. If you used `ExtendSchema` on `wc/store/cart` you would find your data under your namespace here.
-`collapsible`: `Boolean|undefined` If a shipping package panel should be collapsible or not, this is false in Checkout and undefined in Cart.
-`collapse`: `Boolean` If a panel should be collapsed by default, this is true if if panels are collapsible.
-`showItems`: `Boolean|undefined` If we should show the content of each package, this is undefined in Cart and Checkout and is left to the actual package logic to decide.
-`noResultsMessage`: A React element that you can render if there are no shipping options.
-`renderOption`: a render function that takes a rate object and returns a render option.
-`cart`: `wc/store/cart` data but in `camelCase` instead of `snake_case`. [Object breakdown.](https://github.com/woocommerce/woocommerce-gutenberg-products-block/blob/c00da597efe4c16fcf5481c213d8052ec5df3766/assets/js/type-defs/cart.ts#L172-L188)
-`extensions`: external data registered by third-party developers using `ExtendSchema`, if you used `ExtendSchema` on `wc/store/cart` you would find your data under your namespace here.
This slot renders inside the Checkout Pickup Options block in the Checkout block. It does not render in the Cart block.
Checkout:
### Passed parameters
-`renderPickupLocation`: a render function that renders the address details of a local pickup option.
-`cart`: `wc/store/cart` data but in `camelCase` instead of `snake_case`. [Object breakdown.](https://github.com/woocommerce/woocommerce-gutenberg-products-block/blob/c00da597efe4c16fcf5481c213d8052ec5df3766/assets/js/type-defs/cart.ts#L172-L188)
-`extensions`: external data registered by third-party developers using `ExtendSchema`, if you used `ExtendSchema` on `wc/store/cart` you would find your data under your namespace here.
-`components`: an object containing components you can use to render your own pickup rates, it contains `ShippingRatesControlPackage` and `RadioControl`.
-`cart`: `wc/store/cart` data but in `camelCase` instead of `snake_case`. [Object breakdown.](https://github.com/woocommerce/woocommerce-gutenberg-products-block/blob/c00da597efe4c16fcf5481c213d8052ec5df3766/assets/js/type-defs/cart.ts#L172-L188)
-`extensions`: external data registered by third-party developers using `ExtendSchema`, if you used `ExtendSchema` on `wc/store/cart` you would find your data under your namespace here.
🐞 Found a mistake, or have a suggestion? [Leave feedback about this document here.](https://github.com/woocommerce/woocommerce-blocks/issues/new?assignees=&labels=type%3A+documentation&template=--doc-feedback.md&title=Feedback%20on%20./docs/third-party-developers/extensibility/checkout-block/available-slot-fills.md)
