http://www.onlinecontest.org/olc-2.0...l?dsId=3402451

says ASH-25.

BTW: Most glassfibre Schleichers have a mandatory 3000-hour life on rudder
cables (and some others), that is taken up in the 3000-hour inspection
program. I find that this gets overlooked sometimes by owners
unintentionally, not insinuating that is what happened here.