Veho muvi extended polebar mount veho vcc a026 epm muvi extended polebar mount for bikesmotorbike the muvi extended pole mount is designed to give users a better field of vision which is ideal for self portrait filming with the help of the strong and robust extended arm built to any tube diameter ranging between 09mm 23mm the muvi extended pole mount has 2 ratchet pivots that are fully adjustable to allow you to angle your muvi or muvi hd any way you want the muvi extended pole mount com