HIGH-QUALITY MATERIALS: caster wheels 1.5 inch are made of ABS and metal. the caster wheels are rustproof, rigid and wear resistant. These included caster screws are made of stainless steel.
WIDE USE: caster wheels 1.5 inch for furniture, carts, coffee tables, shelves, file cabinets, portable A/C, etc.
STRONG LOAD CAPACITY: Each 1.5 inch casters can carry 50 lbs, total 200 lbs, designed to resist deformation.
FLEXIBLE SWIVEL: The castor wheels can swivel 359.99° to Smooth, quiet scrolling, no squeaking and prevent scratches.