... requirementsID size8-53.8-7.3mm (As per the customer's technic drawing)materialNylon .PP, POM,PA6.PA66 insert material608ZZ ... blocks, hanging round, closet wheel, toys, etcPackageIndustrial package or according to buyers’ requirementFeatures feel good, clearance of small, low-noise. ... ODM projects are highly welcomed. We have strong R&M team here to help. Warmly welcome to contact us for more details, ...