Text: GEOTRACK H-H Mount - Model SG99II Recommended for dishes 45 cm - 100 cm (120 cm type also available), Azimuth angle: 180 degree, Elevation Angle: 0 - 90 degree, Offset Compensation 40 or 50 degree, Reed Switch Resolution: 5.48 pulse/degree, Extremely silent URL: http://www.sat-city.com/Gentact/1998_03_21/