Swivel caster wheels are a must have when you need the flexibility to change your space to fit your logistics at the moment. Access Casters has you covered. The 4MSSRS 4” caster wheels are 4” x 1 ¼” of thermoplastic rubber and stainless steel. Casters from Access Casters Inc. vary in load capacity. This particular caster wheel can hold up to 190 pounds. Overall height is 5 7/16 inch. The top plate is 2 ½” by 3 5/8”. Stainless steel casters like these can be used for medical equipment, utility carts, institutional equipment, animal cages, pharmaceutical equipment, lab equipment, and more.