Mainly used to center and transfer dry, damp and flat edged woven fabrics to the next unit. This unit is used with open width washing machines, rotation printing machines and j-box units which process woven fabrics.

Consists of angled located, coated, short two rollers. One stable and the other moveable according to the information coming from edge control sensor. Unit consists of left and right edge guiders which are mounted on manually adjustable width adjustment mechanism. In order to operate eciently, unit distance from prior idler cylinder must be 1,5 times of fabric width. Idler cylinder after this unit must be located as close as possible.