Comparable motor for project

Hello. I’m looking to build the device fearured in this video:

Can anyone find me a link on aliexpress.com for a comparable, affordable motor as is seen in this video?

Thanks!

https://www.aliexpress.com/item/1806104056.html , but you can count the sprocket teeth! This one is 11 and I saw one with 9.

Wow. Thanks, orlbuzz!