sudoku cube

[Zarxrax]

I bought a sudoku cube the other day, and I'm having trouble with the OLL step. I'm not sure how to tell which OLL case I have.

 

[stevethecuber]

can u open the center caps?some sudoku cubes are dianshengs..NOTHIN RELATED TO UR OLL CASE...oww typos

 

[Zarxrax]

No this is a really crappy cube that I can barely turn.