We have. We installed a Schaefer traveler system.
http://www.atlanticriggingsupply.com/sc11brtrsyco.html
Works great! Fairly simple install. Remove the ceiling panel after of the engine room to access the backing nuts. Have the track slightly bent to match the curve of the combing that it sits on. Doesn't take much of a bend.
Gary, Mañana, 1985 Pearson 422 sloop, hull #24