KFLType ：KFL08，KFL000，KFL001，KFL002，KFL003，KFL004，KFL005，KFL006. - KPType ：KP08，KP000，KP001，KP002，KP003，KP004，KP005，KP006. ● Material: Zinc Alloy Steel (Housing) + Bearing Steel (Bearing). Because the bearing has a self-aligning function, the outer ring and the inner ring of the bearing may not be parallel and have a certain angle.
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