This is an animation of falling 3d bullets with an alpha channel for transitions.
Bullet Transition 9mm
Alpha Channel: Yes, Looped Video: No, Frame Rate: 30, Resolution: 1920x1080, Video Encoding: ProRes, File Size: 127.79mb, Number of Clips: 1, Total Clip(s) Length: 0:06, Individual Clip Lengths: 0:06