Carbon steel & Chrome Steel High quality UCF215 plliow block bearing 1)Certificate:ISO9001-2000 2)Material:Gcr15&Gcr9 3)Grease:Hangu 4)Warranty:1year 5)High quality pillow block bearing A pillow block, also known as a plummer block or bearing housing, . 2-Production Range: UCP207-20 UCP207-21 UCP207-22 UCP207-23 UCP208-24 UCP208-25 UCP209-26 Z90509-26 UCP209-27 Z90509-27 UCP209-28 UCP210-29 UCP210-30 UCP210-31