In the video, a man is seen standing in a garage, holding a motorcycle handlebar. He points to a part on the handlebar and then proceeds to attach a device to it. The man then demonstrates how to use the device by moving the handlebar back and forth. The garage is filled with various tools and equipment, indicating that the man is likely a mechanic or enthusiast. The device he attaches to the handlebar appears to be a type of sensor or gauge, possibly for measuring speed or other metrics. The man's actions are deliberate and precise, suggesting that he is experienced with this type of work. Overall, the video provides a clear demonstration of how to attach and use a specific device on a motorcycle handlebar.