Mod#438-02314-0303-2n159t3408aw Need to where i can get a treaded alum. cyl.that allows me to move my saw up or down. the one i have has striped out,and the saw falls to the work table, and can't be cranked up or down, it is very hard to get to, but after taking it apart i found this alum. cyl. approx. 2 3/4" long by 1 1/2" dia. with a 3/8" groove around the middle, then a lefthand treaded rod which is tapped through the center if the groove, like a rod thru a sm. can.