20-60X70SS
20-60x80SS-2
20-60X80ED
1.25 Inch all metal reflector focuser seat(1.25JINYOUFAN)
1.25 Inch all metal refractor focuser seat(1.25JINYOUZHE)
2 Inch all metal reflector focuser seat(2JINYOUFAN)
2 Inch all metal refractor focuser seat2JINYOUZHE)
2 Inch all metal Crayford reflector focuser seat（2JINWUFAN）
2 Inch all metal Crayford refractor focuser seat(2JINWUZHE)
