As another alternative, check out this website for an armrest to add to your existing backrest.
http://www.motorcyclereararmrest.com/
There are pics of one on a Freewheeler in the gallery. The red and silver CSC Nomad 1700 in the first few pics in the gallery is our trike. The wife says the armrests helped her feel more secure.
http://www.motorcyclereararmrest.com/
There are pics of one on a Freewheeler in the gallery. The red and silver CSC Nomad 1700 in the first few pics in the gallery is our trike. The wife says the armrests helped her feel more secure.