They are one of the most important devices being used by every film production unit. There are various models that are available according to your requirements. The ones that are the best are those that are heavy duty. Though they may be a little more expensive than the other units, they are very useful because of the long life. Most of the film crews use these jib arms for getting shots easily without any hassle. These are most popularized devices between film units because they are very strong and durable and can be used even in tough weather conditions. While considering for these jib arms, one of the most important features that is required that they should not move while being used for the shooting of the film. This feature is quite necessary because any kind of movement or shake can cause a waste of time and make it necessary to produce the film again. Most of the film crews prefer to use the heavy duty units, which can hold the weight of the camera. The camera is mounted at the end of the arm and arm controls its movement through jib. Even a camera that weighs about 20lbs will be held by this unit. There is no bending of the unit and it remains stable which is an added advantage while producing films. Other than the large units that have a heavy camera fixed on one end, there are also some smaller ones that are available. They are used by film crews who are not able to afford a lot of money. These units can hold cameras that are about 15 lbs. These are also very important for the film making because there are instances where small companies use them. The jib arm is usually mounted on a tripod so that it is stable and provides additional support to the camera and the film making process. The use of proper jib arm does the work easy and there are various ones in the market according to its usage. Filmmakers prefer to use them according to their camera work requirements, some of them also tends to budget. Jib arm has its own importance in film making filed, so selecting them wisely can save your time and cost more than times.