It corresponds to a 6/12 polyamide with a homogeneously distributed Molybdenum Bisulfide (MoS2) additive that reduces the friction coefficient, and makes it more resistant to abrasive wear; commonly known as Self Lubricated Nylon; combines good mechanical resistance, rigidity and toughness; It is not approved to work in contact with food. It has less moisture absorption than Natural Nylon. Its presentation color is black.