Schenck Model DH 90 Bearing Pedestals Balancer (2009) 4.0-80.0 KG Maximum Rotor Weight Capacity, 40.0KG Maximum Rotor Weight Speed Per Pedestal, 8.0MM Maximum Rotor Diameter, 4,500 RPM Maximum Drive Speed, 3.00MM Center Height of Bearing Above Machine Bed, 80 Degree C. Maximum Permissible Room Temperature S/N: RTUB0354 2009 ** Contact us about additional equipment that can be used in conjunction with this