These machines have capacities ranging from 1 to 2000 tonnes. The frame is made of sturdy manufactured steel and is machined on both the top and bottom to ensure excellent alignment. The axles and bearings of the rubber / polyurethane or steel rollers are supported by sturdy manufactured carriages on both the driving and idler frames.

Construction that self-aligns When moving from one diameter to another, the trunnion brackets that support the rubber typed wheels automatically align themselves; no manual adjustment is required.