For an AK...sounds like you want a red dot for plinking. You could get a trueglo or tasco red dot. Both only run about $30-40. If those are too cheap for you, you could look at red dots by UTG or Leapers.
United States Marine Corps '94-'00
No person was ever honored for what he received. Honor has been the reward for what he gave. -Calvin Coolidge
"The deadliest weapon in the world is a Marine and his rifle." -Gen. John "Black Jack" Pershing, U.S. Army