Loader cranes are claimed to be less expensive than truck cranes,partly because they can be mounted to massproduced commercial truck chassis via a custom-made subframe.

• 有人认为装货设备起重机比交换起重机更便宜，部分原因是它们可以通过一个定制的机架，登上到大量生产的商业卡车底盘部分。