I just bought a 2004 Fleetwood Sequoia. The crank up system appears not to have or to need safety brackets (those metal brackets that fit around two of the shafts the cable runs through on opposite co...
I did find this drawing on google showing the pulleys inside a coleman lifter arm assy that appear to be the open type pulleys. This is on a manual crank up system.
GOOGLE Closeup view of a STARCRAFT Lifter Arm Assy showing pulleys...