ROTALIGN Ultra iS can measure the offsets between a train of bores and provide optimized alignment solutions for any configuration. Fix one or more bores or align to a differential profile, lets you use presets and targets. Ideal for internal combustion engines, piston compressors, crosshead guides, pumps, stern tubes and extruder barrels. Align steam and gas turbine internals, bearing rings, diaphragms, inner shells and casings.