Stainless Steel casters are perfect for food service, medical, and laboratory uses. These Series #20 threaded stem casters come in a large variety of wheel types, including easily washable polyurethane and polyolefin, making them excellent for wet environments. Weight capacities up to 350 pounds per caster. Need help choosing the right threaded stem stainless steel caster? Give us a call at 1-800-215-8220.