3/10/1997 It is the intent of this paper to describe and define the history and design considerations relating to development of the common sport main risers. The development of the 3 Ring Release, which is a subject for another paper, is not included. Risers are the interface used on parachute assemblies to connect the links holding the lines of the canopy to the harness of the store, or load. The end which attaches to the harness is quick releasable. As are most of the sub