QS xxx SCM, Series extra stiff film boom. The QS series is an exclusive film boom where nothing has been spared in material selection and manufacturing process. The carbon fiber tubes are made by hand, which gives a boom with the highest stiffness, good balance combined with low weight, the boom can then be maneuvered very precisely even when extended. The locking rings are extra wide and made of aircraft aluminum. The locking works smoothly even at low temperatures. As standard they are supplied with internal straight mono cable and 3 pin XLR connectors. Other cable combinations are available.