rubber products 1.size: any sizes are optional. 2.material:NR,NBR,CR, EPDM 3.hardness: 60-75A 4. ... :1) Material: NR,NBR,CR,SR,EPDM,SBR,IIR,etc. 2) Used in all applications, especially for automobiles and motorcycles 3 ... Models and logos can be customized according to your requirement automobile parts