... 2) Competitive price 3) Prompt delivery SSF204 Stainless pillow block bearing: The UC series insert bearing is fit to every kind of cast iron ... bearing housings, such as, P, PK, LP, PA, PG, PA2A, F, ... You can buy insert ball bearing unit together or the insert ball and pillow block seperately. Excellent and high quality control Stainless pillow block bearing SSF204