2 inch Casters Wheels, 2" Heavy Duty Casters Polyurethane (PU) Swivel Set of 4 Load 600lbs with Brake, Locking Swivel Plate Caster, Industrial Castor Wheels for Carts,Furniture and Workbench

Another option for casters are “Double Locking” units. When you lock them, the caster doesn’t roll OR rotate. I used them on a kitchen island in my house. Rock solid when locked. The ones I used were similar to what I linked below, but larger. https://www.amazon.com/ZEGXUSW-Polyurethane-Industrial-Furniture-Workbench/dp/B0G4FY126P