I bought one and the only real downside is that the button holes aren't aligned for the standard Sega overlay. The player 2 buttons aren't in the same spot. So you'd have to get an overlay without the buttons pre-cut.
I bought one and the only real downside is that the button holes aren't aligned for the standard Sega overlay. The player 2 buttons aren't in the same spot. So you'd have to get an overlay without the buttons pre-cut.