the part easier focus pulling in videos While a bit, but it is extremely difficult, if you want to draw a pre-fixed point. through the flexible arm can slip quickly "over it" or "underneath" and can not compensate for really liquid. when the arm on the front of the parking operated rubber, already the whole works a little better, but then the extension loses its actual function. but at the price you can not complain. Who wants to try it and can work with it, has determined a bargain found here.