Claim as group admin

Guys. Who remembers this extension for Google Chrome? https://chrome.google.com/webstore/detail/toolkit-for-facebook/fcachklhcihfinmagjnlomehfdhndhep

and remembers this option:
Claim As Group Admin – Some facebook groups have no admins. Some Facebook Groups Have Deactivated admin accounts. Claim as a group admin tool searches for groups with no admin and allows you to become an admin of these groups.

Facebook Claim as Group Admin makes you an admin of the Facebook groups that…

Claim as group admin