I have a CA m15a4 socom, its all stock and i get about 20 bps and about 360 fps,I have a 9.6v b attery but i want to use my 12v... i want to increase the ROF without really losing FPS and i want to increase the range, what do i need to buy to do this? here's a link for the gun ...
http://www.airsoftgi.com/product_inf...oducts_id=3036