... or according to the customers' brand3.Precision Class: P0,P6,P5,P4,P2 (P4, P2) for precision ball bearing4.Clearance:C0,C1,C2 ... ), Stainless steel6.Packing: Tube, Wooden Box, Carton, Pallet, PE films, for requirements7.Payment: T/T 30% in advance, 70 % after copy ...