Ball transfer unit,bolt fixing ball transfer Stock for small quantity order! Ball transfer unit,bolt fixing ball transferModel Nr.: 1028Specifications:Flange dia.: 31mmBase dia.: 24mmBall dia: 16mmHeight: 21mm(exclusive bolt)Bolt: M8Fixing hole: 4,dia.7mmLoading capacity: static - 90kg; dynamic - 110kg Material:Shell: low-carbon steel, stainless steelBall: low-carbon steel, bearing steel (GCr15, ...