... 3,double ball raceways 4,Variety of fastenings Light caster1,Load capacity :135kg2,Material:Soft/Hard ... full/unilateral brake5.Variety of fastenings6.Zinc plated7.Applications:Light-duty material handling equipment, food service carts & ... miscellaneous dollies, mobile cases,displays,mobile wire racking, stock carts, textile applications, warehouse & manufacturing applications, etc Light caster wheel