Remington 700 Parts Schematic I'm Looking Into Purchasing A Remington Model 700... PLEASE HELP ME...?

I'm looking into purchasing a remington model 700... PLEASE HELP ME...? - remington 700 parts schematic

I consider this gun mainly because it comes in a variety of sizes, which has many adjustments available, including stocks, barrels, etc., it is important to realize that my goal to bring their personal needs will be similar Sniper rifle (just see, not to the enormous diversity of the real sniper rifles), because I have a fascination with sniper rifles, but simply can not afford or find sniper rifles real as I want. So, can someone tell me where my gun is a good choice for what I want, or if there is a better choice (if so please let me know where and what) found on another weapon, a good range in size from 200 meters to 400 meters, I who used to say their power to shock (I thought of a 7mm-08, 308 or 1 of the short magnum), and finally, an online site where I fiND measure pieces of relatively inexpensive rifle.

Any help will be certainly appreciated, I grew up with guns and sniper rifles has always been fascinated by the way it is kind of my attempt to make a little dream of me.