so im gonna pick up a sks for $399 i know things are more pricey then they used to be is that an ok price? im not sure what kind it is. i was thinking ATI strikeforce folder stock and a UTG quad rail Are they compatable? my main question is sight mounts. ive heard the dust cover mounts arent really recomended what are other ways of mounting sights near the rear of the rifle? im not really wanting to drill and tap anything am i sol?