MOTN Bearings offers a wide variety of polymer bearings to suit your needs from standard industrial sizes to custom designs. Our standard material is POM and we have a selection of pre-approved alternative materials available when POM will not work in your application. These materials are PEEK, PTFE, PBT; PP; UPE, PI. Contact MOTN to select the material that is right for you. For more information of the goods, please send us the email Thanks !