hi guys, pls bear with me.. im intending to change my stock string from my low end MP7. haha. whats the best recommeded string available? and whats the tension i should go for? have been browsing the forum and saw BG66, BG65, NBG98.. what does BG stands for? the brand of the string? or the model? Btw, im more into power and control.. which string and tension should i go for? appreciate and thanks in advance.