Man this looks like a pretty good deal. for a cheapy/lightweight scraper. I have one similar, mine is a little heavier mad but the rippers do not adjust, and mine is a sleeve hitch hook up not 3 pt, and I think I paid at least as much for mine 5 years ago.
http://www.northerntool.com/webapp/wcs/stores/servlet/ProductDisplay?storeId=6970&productId=200269074&R=200269074
http://www.northerntool.com/webapp/wcs/stores/servlet/ProductDisplay?storeId=6970&productId=200269074&R=200269074