1.diameter:40mm, 2.height:80mm,make customized size 3.various colors,materias 4.widely use 1) Material: NBR,NR,CR,SR,EPDM,SBR,IIR,silicone,etc. 2) Priority:oil resistance,anti aging,wear resistance,good air tightness,etc3) Professionally customize all kinds of rubber produc6ts in accordance with clients' designs and drawings4) Low quantity order or OEM accepted 5) Different sizes and shapes are ...