I had a sparrowhawk for a good while its a great little finder
http://www.cloudynights.com/item.php?item_id=1324
,, and you can buy 1.25 "naglers for them

Some of its bigger brothers as mentioned maybe what you after to .
I only sold it off when I got an argo , the telrad stayed ,
the little blue box killed that fantastic little finderscope though .