What function does a Mule Block serve in a rigging system?

The primary function of a Mule Block in a rigging system is to divert a loft line horizontally. It is designed specifically to change the direction of the line, allowing for greater versatility in positioning and movement. In theatre rigging, this is essential when setting up stage equipment and ensuring that the lines run smoothly in a layout that accommodates the design of the space. This capability helps in managing the complex lines of rigging used to raise, lower, and position scenery, lighting, and other equipment on stage efficiently and safely.

Other functions, such as supporting lighting equipment or stabilizing heavy weights, may be associated with different components in the rigging system. Similarly, securing a fly system in place typically involves the use of different hardware or rigging techniques, not specifically the role of a Mule Block. Hence, the focus on the Mule Block's ability to divert lines horizontally is what makes it an integral part of a rigging setup.