It has the normal bottom bracket sizing (english 68mm)
However, the stem is not a extremely normal size
It's smaller than the normal 1" (I never changed mine out) -- it's .833" (21.1mm)
I haven't had any trouble with the bike (it's a soft ride) -- hi ten steel
I have it up on
velospace: here -- it's not the most recent picture, but you get the idea