... ;Plastic;Aluminium; Color:white;brass;blue etc. Product: Plastic Ball Bearing Cages Die and Mould Accessories Material: Brass;Plastic;Aluminium;Color: white ... manufacture hardware mould componets(such as guide post,guide bushing,ball retainers ,punch etc.)according to MISUMI ,FUTABA,AGATHON,HASCO, ... ,please do not hesitate to contact us!Our factory: Plastic Ball Bearing Cages Die and Mould Accessories