vibration vʌɪˈbreɪʃ(ə)n/ noun 1. an instance of vibrating. "powerful vibrations from an earthquake" synonyms: quiver, quivering, shake, shaking, shaking movement, quaver, quavering, quake, quaking, tremble, trembling, tremor, judder, shiver, shivering, shudder, shuddering; More 2. informal a person's emotional state, the atmosphere of a place, or the associations of an object, as communicated to and felt by others. "I picked up no unusual vibrations as to the envelope's contents". Sorry couldn’t resist, or help with your issue, welcome to our lovely friendly forum.
They are rubber mounted & will wiggle about if you manhandle them. Surely you don't notice vibration whilst riding?
it is smart, but i feel and hear nouse coming from there. metal sound... i cant find what it is. if this is normal i have no idea what can be else...