longest shot I've ever made using a 22lr was 100 yards, it was a colt m4 style 22lr and I have a 3 inch group. I don't know how I would do with a 10/22 or anything like that but really it's not all that hard. I prefer scope just because of my eye sight.
"come on you sons of b***hs! do you want to live forever?" Sergeant Daniel Daly, USMC, Belleau Wood France June 6th 1918
"You can be as mad as a mad dog at the way things went. You could swear, curse the fates, but when it comes to the end, you have to let go" Benjamin Button