> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v24** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/SitelinkFeedItem).

Represents a sitelink.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v24/common/extensions.proto)

| Fields ||
|---|---|
| ## `final_mobile_urls[]` | `string` A list of possible final mobile URLs after all cross domain redirects. |
| ## `final_url_suffix` | `string` Final URL suffix to be appended to landing page URLs served with parallel tracking. |
| ## `final_urls[]` | `string` A list of possible final URLs after all cross domain redirects. |
| ## `line1` | `string` First line of the description for the sitelink. If this value is set, line2 must also be set. The length of this string should be between 0 and 35, inclusive. |
| ## `line2` | `string` Second line of the description for the sitelink. If this value is set, line1 must also be set. The length of this string should be between 0 and 35, inclusive. |
| ## `link_text` | `string` URL display text for the sitelink. The length of this string should be between 1 and 25, inclusive. |
| ## `tracking_url_template` | `string` URL template for constructing a tracking URL. |
| ## `url_custom_parameters[]` | `CustomParameter` A list of mappings to be used for substituting URL custom parameter tags in the tracking_url_template, final_urls, and/or final_mobile_urls. |