on it. So I think it fairly rare The teeth look good it is very dirty, and will need a good cleaning. I think it might be automatic to open it the

it just pulls back and to close/tighten it  the handle is turned.  Lots of wear The way you see it is just the way I got it   Very heavy around 

25lbs.  Please use the zoom up close option for a better look. Will ship safely and quickly.  Thanks for looking