Product Descriptionrotor cup dia: 33mm, 34mm, 36mm, 40mm, 43mm, etc.Bearing: 60000rpm, 80000rpm, 90000rpm, 100000rpmrotor cup surface treatment: diamante coating.Application ModelsFor rotor spinning machine type:Saurer BD D30, D310, 320, 330, D350, D380, etc.Rieter BT902905923, etc.