1) Material: NR,SBR,CR,EPDM,NBR,MVQ,FKM ... accepted Rubber absorber, for automobile, motorcycle, resilient as a rest, support or shock absorber for high safety Product ... shape is welcomed.Hardness:30-90 shore A .Tolerance can be± 5 shore A. for some special products, we can ... 3C222020M6 6C235045M10 10C242015M6 6C25303020M88CNOTE:Natrual Rubber 55-60 Shore A,Free of moldcost, Meet Rohs and REACH Standard ...