[yuri_on_bike]

Hello,
Could somebody help me to identify the right tool to tight this bolt with teeth? See picture.
That is for 2009 GT Force 3
Thank you,
Yuri

 

[rockcrusher]

pretty sure these use a bottom bracket driver: https://www.parktool.com/product/bottom-bracket-tool-bbt-32?category=Crank & Bottom Bracket

 

[yuri_on_bike]

Looks like this is it! Thank you!!!