BLHeli S - 30A available in North America. 

BLHeli official website:https://github.com/bitdump/BLHeli
BLHeliSuit download:https://www.mediafire.com/folder/dx6kfaasyo24l/BLHeliSuite
This BLHeli ESC Firmware:A-H-50 Rev:16.3

Starts from $12.49


Available for pickup 
at authorized store