From the IHCA Rule Book:
Quote:
8.2 A minimum* 3/8 in. (9.53 mm) diameter righting
line or webbing consisting of at least one 14 ft.
(4.27 meter) length of line or webbing, or two 8
ft. (2.44 meter) lengths of line or webbing shall
be securely attached and readily accessible
from each side of the boat. The righting lines or
webbing shall be in addition to all other required
equipment. (Unless specified differently in individual
boat class rules)
* Righting water bags, shroud lengthening devices,
righting pole type devices, and righting
systems other than the minimum system specified
may be carried and shall be used for righting
purposes only.