About 4 months ago I wanted more power so I tried a guarder sp120 (with a 9.6v bat), since then this gun is a monster I was in a hurry and needed more power cuz Im playing more in open fields than CQB, also I installed a guarder hop up rubber the one with the weird shape and now this gun is a beast while playing open field, this gun is not supossed to be an open field champ but for CQB is a monste