... . Vickers MVB variable displacement axial piston motor, range MVB5, MVB10, MVB20, MVB29. Vickers hydraulic piston pump: Vickers PVB variable displacement axial piston pump, range PVB5, PVB6, PVB10 ... , PVB15, PVB20, PVB29, PVB45.Vickers PFB variable displacement axial piston pump, range PFB5 ...