Open File with Go Pro 120 FPS

When I open a video make with gopro a 120 fps under the timeline( in quicktime) there is a timeline for the slowmotion that show me automatically the video in slowmotion. I don't want this and i'd like to know how i can remove it.

when processing this file in adobe effect, the file just plays as it opens quick time, it is very difficult to treatment. HOW TO DISABLE THIS SLOWDOWN