The video features a person's hand pointing to a bicycle's rear derailleur and cassette. The person is likely explaining how the derailleur works, or perhaps demonstrating how to adjust it. The video is shot in a grassy area, and the bicycle appears to be a mountain bike. The person's hand is visible throughout the video, and they seem to be speaking, although the audio is not available. The video is shot in daylight, and the colors are vibrant, with the green grass contrasting with the black and silver components of the bicycle.