exhibition shooters practice for years and sometimes go through 50,000-100,000(up to $40,000) rounds developing a technique like firing without sights and they rarely take that beyond 25 yards. if you are looking to do anything with that rifle outside of a indoor range then you will need sights of some sort or another.
ignore my complete lack of capitalization. I still have no problem correcting your grammar.
I never said half the crap people said I did-Albert Einstein
You can't believe everything you read on the internet-Benjamin Franklin
Bean counters told me I couldn't fire a man for being in a wheelchair, did it anyway. Ramps are expensive.-Cave Johnson.